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Finding the Fourth Proportional to 359,074.60, 538,482.30 and 181,522.60

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Solution

The fourth proportional to 359,074.60, 538,482.30 and 181,522.60 is: 272,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,074.60 : 538,482.30 = 181,522.60 : x
  2. Step 2: Convert to fraction form
    359,074.60/538,482.30 = 181,522.60/x
  3. Step 3: Cross multiply
    359,074.60x = 538,482.30 × 181,522.60
  4. Step 4: Simplify right side
    359,074.60x = 97,746,707,149.98
  5. Step 5: Solve for x
    x = 97,746,707,149.98/359,074.60
  6. Step 6: Final answer
    x = 272,218.38

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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.