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Finding the Fourth Proportional to 359,577.92, 538,526.64 and 284,192.30

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Solution

The fourth proportional to 359,577.92, 538,526.64 and 284,192.30 is: 425,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,577.92 : 538,526.64 = 284,192.30 : x
  2. Step 2: Convert to fraction form
    359,577.92/538,526.64 = 284,192.30/x
  3. Step 3: Cross multiply
    359,577.92x = 538,526.64 × 284,192.30
  4. Step 4: Simplify right side
    359,577.92x = 153,045,124,432.87
  5. Step 5: Solve for x
    x = 153,045,124,432.87/359,577.92
  6. Step 6: Final answer
    x = 425,624.37

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1.5x scale

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.