Home / 896,258.44-1,236,820.75-488,363.10

Finding the Fourth Proportional to 896,258.44, 1,236,820.75 and 488,363.10

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Solution

The fourth proportional to 896,258.44, 1,236,820.75 and 488,363.10 is: 673,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,258.44 : 1,236,820.75 = 488,363.10 : x
  2. Step 2: Convert to fraction form
    896,258.44/1,236,820.75 = 488,363.10/x
  3. Step 3: Cross multiply
    896,258.44x = 1,236,820.75 × 488,363.10
  4. Step 4: Simplify right side
    896,258.44x = 604,017,615,614.33
  5. Step 5: Solve for x
    x = 604,017,615,614.33/896,258.44
  6. Step 6: Final answer
    x = 673,932.42

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Half scale
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Double scale
Find fourth proportional to 896,259.44, 1,236,822.13 and 488,364.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.