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Finding the Fourth Proportional to 359,684.16, 539,608.86 and 123,026.46

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Solution

The fourth proportional to 359,684.16, 539,608.86 and 123,026.46 is: 184,567.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,684.16 : 539,608.86 = 123,026.46 : x
  2. Step 2: Convert to fraction form
    359,684.16/539,608.86 = 123,026.46/x
  3. Step 3: Cross multiply
    359,684.16x = 539,608.86 × 123,026.46
  4. Step 4: Simplify right side
    359,684.16x = 66,386,167,830.44
  5. Step 5: Solve for x
    x = 66,386,167,830.44/359,684.16
  6. Step 6: Final answer
    x = 184,567.95

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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.