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Finding the Fourth Proportional to 535,287.96, 801,355.68 and 357,353.64

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Solution

The fourth proportional to 535,287.96, 801,355.68 and 357,353.64 is: 534,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,287.96 : 801,355.68 = 357,353.64 : x
  2. Step 2: Convert to fraction form
    535,287.96/801,355.68 = 357,353.64/x
  3. Step 3: Cross multiply
    535,287.96x = 801,355.68 × 357,353.64
  4. Step 4: Simplify right side
    535,287.96x = 286,367,369,182.68
  5. Step 5: Solve for x
    x = 286,367,369,182.68/535,287.96
  6. Step 6: Final answer
    x = 534,978.16

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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.