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Finding the Fourth Proportional to 359,270.16, 538,404.60 and 181,569.84

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Solution

The fourth proportional to 359,270.16, 538,404.60 and 181,569.84 is: 272,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,270.16 : 538,404.60 = 181,569.84 : x
  2. Step 2: Convert to fraction form
    359,270.16/538,404.60 = 181,569.84/x
  3. Step 3: Cross multiply
    359,270.16x = 538,404.60 × 181,569.84
  4. Step 4: Simplify right side
    359,270.16x = 97,758,037,077.26
  5. Step 5: Solve for x
    x = 97,758,037,077.26/359,270.16
  6. Step 6: Final answer
    x = 272,101.74

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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.