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Finding the Fourth Proportional to 656,325.38, 984,509.13 and 207,050.42

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Solution

The fourth proportional to 656,325.38, 984,509.13 and 207,050.42 is: 310,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,325.38 : 984,509.13 = 207,050.42 : x
  2. Step 2: Convert to fraction form
    656,325.38/984,509.13 = 207,050.42/x
  3. Step 3: Cross multiply
    656,325.38x = 984,509.13 × 207,050.42
  4. Step 4: Simplify right side
    656,325.38x = 203,843,028,860.34
  5. Step 5: Solve for x
    x = 203,843,028,860.34/656,325.38
  6. Step 6: Final answer
    x = 310,582.27

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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.