Home / 715,560.60-1,073,340.90-435,624.60

Finding the Fourth Proportional to 715,560.60, 1,073,340.90 and 435,624.60

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Solution

The fourth proportional to 715,560.60, 1,073,340.90 and 435,624.60 is: 653,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,560.60 : 1,073,340.90 = 435,624.60 : x
  2. Step 2: Convert to fraction form
    715,560.60/1,073,340.90 = 435,624.60/x
  3. Step 3: Cross multiply
    715,560.60x = 1,073,340.90 × 435,624.60
  4. Step 4: Simplify right side
    715,560.60x = 467,573,700,226.14
  5. Step 5: Solve for x
    x = 467,573,700,226.14/715,560.60
  6. Step 6: Final answer
    x = 653,436.90

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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.