Home / 672,332.40-1,007,116.20-462,207.60

Finding the Fourth Proportional to 672,332.40, 1,007,116.20 and 462,207.60

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Solution

The fourth proportional to 672,332.40, 1,007,116.20 and 462,207.60 is: 692,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,332.40 : 1,007,116.20 = 462,207.60 : x
  2. Step 2: Convert to fraction form
    672,332.40/1,007,116.20 = 462,207.60/x
  3. Step 3: Cross multiply
    672,332.40x = 1,007,116.20 × 462,207.60
  4. Step 4: Simplify right side
    672,332.40x = 465,496,761,723.12
  5. Step 5: Solve for x
    x = 465,496,761,723.12/672,332.40
  6. Step 6: Final answer
    x = 692,361.04

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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.