Home / 866,320.34-1,195,042.21-503,704.13

Finding the Fourth Proportional to 866,320.34, 1,195,042.21 and 503,704.13

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Solution

The fourth proportional to 866,320.34, 1,195,042.21 and 503,704.13 is: 694,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,320.34 : 1,195,042.21 = 503,704.13 : x
  2. Step 2: Convert to fraction form
    866,320.34/1,195,042.21 = 503,704.13/x
  3. Step 3: Cross multiply
    866,320.34x = 1,195,042.21 × 503,704.13
  4. Step 4: Simplify right side
    866,320.34x = 601,947,689,466.86
  5. Step 5: Solve for x
    x = 601,947,689,466.86/866,320.34
  6. Step 6: Final answer
    x = 694,832.69

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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.