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Finding the Fourth Proportional to 359,595.45, 539,480.99 and 119,708.89

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Solution

The fourth proportional to 359,595.45, 539,480.99 and 119,708.89 is: 179,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,595.45 : 539,480.99 = 119,708.89 : x
  2. Step 2: Convert to fraction form
    359,595.45/539,480.99 = 119,708.89/x
  3. Step 3: Cross multiply
    359,595.45x = 539,480.99 × 119,708.89
  4. Step 4: Simplify right side
    359,595.45x = 64,580,670,489.00
  5. Step 5: Solve for x
    x = 64,580,670,489.00/359,595.45
  6. Step 6: Final answer
    x = 179,592.57

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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.