Home / 835,363.56-1,152,802.74-453,390.28

Finding the Fourth Proportional to 835,363.56, 1,152,802.74 and 453,390.28

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Solution

The fourth proportional to 835,363.56, 1,152,802.74 and 453,390.28 is: 625,679.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,363.56 : 1,152,802.74 = 453,390.28 : x
  2. Step 2: Convert to fraction form
    835,363.56/1,152,802.74 = 453,390.28/x
  3. Step 3: Cross multiply
    835,363.56x = 1,152,802.74 × 453,390.28
  4. Step 4: Simplify right side
    835,363.56x = 522,669,557,073.37
  5. Step 5: Solve for x
    x = 522,669,557,073.37/835,363.56
  6. Step 6: Final answer
    x = 625,679.14

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.