Home / 895,103.60-1,342,655.40-516,671.60

Finding the Fourth Proportional to 895,103.60, 1,342,655.40 and 516,671.60

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Solution

The fourth proportional to 895,103.60, 1,342,655.40 and 516,671.60 is: 775,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,103.60 : 1,342,655.40 = 516,671.60 : x
  2. Step 2: Convert to fraction form
    895,103.60/1,342,655.40 = 516,671.60/x
  3. Step 3: Cross multiply
    895,103.60x = 1,342,655.40 × 516,671.60
  4. Step 4: Simplify right side
    895,103.60x = 693,711,913,766.64
  5. Step 5: Solve for x
    x = 693,711,913,766.64/895,103.60
  6. Step 6: Final answer
    x = 775,007.40

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Double scale
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Similar ratio
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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.