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Finding the Fourth Proportional to 755,227,923.65, 1,132,841,885.49 and 755,227,923.65

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Solution

The fourth proportional to 755,227,923.65, 1,132,841,885.49 and 755,227,923.65 is: 1,132,841,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,227,923.65 : 1,132,841,885.49 = 755,227,923.65 : x
  2. Step 2: Convert to fraction form
    755,227,923.65/1,132,841,885.49 = 755,227,923.65/x
  3. Step 3: Cross multiply
    755,227,923.65x = 1,132,841,885.49 × 755,227,923.65
  4. Step 4: Simplify right side
    755,227,923.65x = 855,553,825,002,363,776
  5. Step 5: Solve for x
    x = 855,553,825,002,363,776/755,227,923.65
  6. Step 6: Final answer
    x = 1,132,841,885.49

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Double scale
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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.