Home / 895,355.57-1,235,614.60-487,474.61

Finding the Fourth Proportional to 895,355.57, 1,235,614.60 and 487,474.61

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Solution

The fourth proportional to 895,355.57, 1,235,614.60 and 487,474.61 is: 672,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,355.57 : 1,235,614.60 = 487,474.61 : x
  2. Step 2: Convert to fraction form
    895,355.57/1,235,614.60 = 487,474.61/x
  3. Step 3: Cross multiply
    895,355.57x = 1,235,614.60 × 487,474.61
  4. Step 4: Simplify right side
    895,355.57x = 602,330,739,676.58
  5. Step 5: Solve for x
    x = 602,330,739,676.58/895,355.57
  6. Step 6: Final answer
    x = 672,727.97

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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.