Home / 887,454.60-1,330,404.30-532,091.40

Finding the Fourth Proportional to 887,454.60, 1,330,404.30 and 532,091.40

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Solution

The fourth proportional to 887,454.60, 1,330,404.30 and 532,091.40 is: 797,670.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,454.60 : 1,330,404.30 = 532,091.40 : x
  2. Step 2: Convert to fraction form
    887,454.60/1,330,404.30 = 532,091.40/x
  3. Step 3: Cross multiply
    887,454.60x = 1,330,404.30 × 532,091.40
  4. Step 4: Simplify right side
    887,454.60x = 707,896,686,553.02
  5. Step 5: Solve for x
    x = 707,896,686,553.02/887,454.60
  6. Step 6: Final answer
    x = 797,670.87

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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.