Home / 747,087.60-1,030,976.12-424,797.70

Finding the Fourth Proportional to 747,087.60, 1,030,976.12 and 424,797.70

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Solution

The fourth proportional to 747,087.60, 1,030,976.12 and 424,797.70 is: 586,218.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,087.60 : 1,030,976.12 = 424,797.70 : x
  2. Step 2: Convert to fraction form
    747,087.60/1,030,976.12 = 424,797.70/x
  3. Step 3: Cross multiply
    747,087.60x = 1,030,976.12 × 424,797.70
  4. Step 4: Simplify right side
    747,087.60x = 437,956,284,530.92
  5. Step 5: Solve for x
    x = 437,956,284,530.92/747,087.60
  6. Step 6: Final answer
    x = 586,218.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.