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Finding the Fourth Proportional to 514,897.33, 710,600.24 and 285,526.52

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Solution

The fourth proportional to 514,897.33, 710,600.24 and 285,526.52 is: 394,049.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,897.33 : 710,600.24 = 285,526.52 : x
  2. Step 2: Convert to fraction form
    514,897.33/710,600.24 = 285,526.52/x
  3. Step 3: Cross multiply
    514,897.33x = 710,600.24 × 285,526.52
  4. Step 4: Simplify right side
    514,897.33x = 202,895,213,463.93
  5. Step 5: Solve for x
    x = 202,895,213,463.93/514,897.33
  6. Step 6: Final answer
    x = 394,049.84

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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.