Home / 645,035.16-967,534.92-171,724.62

Finding the Fourth Proportional to 645,035.16, 967,534.92 and 171,724.62

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Solution

The fourth proportional to 645,035.16, 967,534.92 and 171,724.62 is: 257,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,035.16 : 967,534.92 = 171,724.62 : x
  2. Step 2: Convert to fraction form
    645,035.16/967,534.92 = 171,724.62/x
  3. Step 3: Cross multiply
    645,035.16x = 967,534.92 × 171,724.62
  4. Step 4: Simplify right side
    645,035.16x = 166,149,566,473.73
  5. Step 5: Solve for x
    x = 166,149,566,473.73/645,035.16
  6. Step 6: Final answer
    x = 257,582.19

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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.