Home / 762,693.60-1,052,256.48-435,772.04

Finding the Fourth Proportional to 762,693.60, 1,052,256.48 and 435,772.04

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Solution

The fourth proportional to 762,693.60, 1,052,256.48 and 435,772.04 is: 601,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,693.60 : 1,052,256.48 = 435,772.04 : x
  2. Step 2: Convert to fraction form
    762,693.60/1,052,256.48 = 435,772.04/x
  3. Step 3: Cross multiply
    762,693.60x = 1,052,256.48 × 435,772.04
  4. Step 4: Simplify right side
    762,693.60x = 458,543,952,892.82
  5. Step 5: Solve for x
    x = 458,543,952,892.82/762,693.60
  6. Step 6: Final answer
    x = 601,216.47

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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.