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Finding the Fourth Proportional to 653,658.96, 980,544.96 and 180,344.28

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Solution

The fourth proportional to 653,658.96, 980,544.96 and 180,344.28 is: 270,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,658.96 : 980,544.96 = 180,344.28 : x
  2. Step 2: Convert to fraction form
    653,658.96/980,544.96 = 180,344.28/x
  3. Step 3: Cross multiply
    653,658.96x = 980,544.96 × 180,344.28
  4. Step 4: Simplify right side
    653,658.96x = 176,835,674,818.83
  5. Step 5: Solve for x
    x = 176,835,674,818.83/653,658.96
  6. Step 6: Final answer
    x = 270,532.01

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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.