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Finding the Fourth Proportional to 359,903.34, 540,187.10 and 182,534.90

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Solution

The fourth proportional to 359,903.34, 540,187.10 and 182,534.90 is: 273,970.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,903.34 : 540,187.10 = 182,534.90 : x
  2. Step 2: Convert to fraction form
    359,903.34/540,187.10 = 182,534.90/x
  3. Step 3: Cross multiply
    359,903.34x = 540,187.10 × 182,534.90
  4. Step 4: Simplify right side
    359,903.34x = 98,602,998,279.79
  5. Step 5: Solve for x
    x = 98,602,998,279.79/359,903.34
  6. Step 6: Final answer
    x = 273,970.78

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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.