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Finding the Fourth Proportional to 502,857.54, 749,549.23 and 462,501.24

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Solution

The fourth proportional to 502,857.54, 749,549.23 and 462,501.24 is: 689,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,857.54 : 749,549.23 = 462,501.24 : x
  2. Step 2: Convert to fraction form
    502,857.54/749,549.23 = 462,501.24/x
  3. Step 3: Cross multiply
    502,857.54x = 749,549.23 × 462,501.24
  4. Step 4: Simplify right side
    502,857.54x = 346,667,451,166.77
  5. Step 5: Solve for x
    x = 346,667,451,166.77/502,857.54
  6. Step 6: Final answer
    x = 689,394.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.