Home / 896,139.10-1,344,208.65-827,710.30

Finding the Fourth Proportional to 896,139.10, 1,344,208.65 and 827,710.30

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Solution

The fourth proportional to 896,139.10, 1,344,208.65 and 827,710.30 is: 1,241,565.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,139.10 : 1,344,208.65 = 827,710.30 : x
  2. Step 2: Convert to fraction form
    896,139.10/1,344,208.65 = 827,710.30/x
  3. Step 3: Cross multiply
    896,139.10x = 1,344,208.65 × 827,710.30
  4. Step 4: Simplify right side
    896,139.10x = 1,112,615,344,954.10
  5. Step 5: Solve for x
    x = 1,112,615,344,954.10/896,139.10
  6. Step 6: Final answer
    x = 1,241,565.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.