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Finding the Fourth Proportional to 607,007.20, 908,437.20 and 532,357.60

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Solution

The fourth proportional to 607,007.20, 908,437.20 and 532,357.60 is: 796,717.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,007.20 : 908,437.20 = 532,357.60 : x
  2. Step 2: Convert to fraction form
    607,007.20/908,437.20 = 532,357.60/x
  3. Step 3: Cross multiply
    607,007.20x = 908,437.20 × 532,357.60
  4. Step 4: Simplify right side
    607,007.20x = 483,613,447,542.72
  5. Step 5: Solve for x
    x = 483,613,447,542.72/607,007.20
  6. Step 6: Final answer
    x = 796,717.81

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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.