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Finding the Fourth Proportional to 530,753.52, 732,406.68 and 292,289.52

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Solution

The fourth proportional to 530,753.52, 732,406.68 and 292,289.52 is: 403,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,753.52 : 732,406.68 = 292,289.52 : x
  2. Step 2: Convert to fraction form
    530,753.52/732,406.68 = 292,289.52/x
  3. Step 3: Cross multiply
    530,753.52x = 732,406.68 × 292,289.52
  4. Step 4: Simplify right side
    530,753.52x = 214,074,796,941.99
  5. Step 5: Solve for x
    x = 214,074,796,941.99/530,753.52
  6. Step 6: Final answer
    x = 403,341.27

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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.