Home / 847,927.20-1,169,850.15-525,519.66

Finding the Fourth Proportional to 847,927.20, 1,169,850.15 and 525,519.66

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Solution

The fourth proportional to 847,927.20, 1,169,850.15 and 525,519.66 is: 725,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,927.20 : 1,169,850.15 = 525,519.66 : x
  2. Step 2: Convert to fraction form
    847,927.20/1,169,850.15 = 525,519.66/x
  3. Step 3: Cross multiply
    847,927.20x = 1,169,850.15 × 525,519.66
  4. Step 4: Simplify right side
    847,927.20x = 614,779,253,078.95
  5. Step 5: Solve for x
    x = 614,779,253,078.95/847,927.20
  6. Step 6: Final answer
    x = 725,037.78

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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.