Home / 739,632.60-1,108,800.90-502,205.40

Finding the Fourth Proportional to 739,632.60, 1,108,800.90 and 502,205.40

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Solution

The fourth proportional to 739,632.60, 1,108,800.90 and 502,205.40 is: 752,868.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,632.60 : 1,108,800.90 = 502,205.40 : x
  2. Step 2: Convert to fraction form
    739,632.60/1,108,800.90 = 502,205.40/x
  3. Step 3: Cross multiply
    739,632.60x = 1,108,800.90 × 502,205.40
  4. Step 4: Simplify right side
    739,632.60x = 556,845,799,504.86
  5. Step 5: Solve for x
    x = 556,845,799,504.86/739,632.60
  6. Step 6: Final answer
    x = 752,868.11

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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.