Home / 755,658.30-1,041,034.71-525,820.33

Finding the Fourth Proportional to 755,658.30, 1,041,034.71 and 525,820.33

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Solution

The fourth proportional to 755,658.30, 1,041,034.71 and 525,820.33 is: 724,397.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,658.30 : 1,041,034.71 = 525,820.33 : x
  2. Step 2: Convert to fraction form
    755,658.30/1,041,034.71 = 525,820.33/x
  3. Step 3: Cross multiply
    755,658.30x = 1,041,034.71 × 525,820.33
  4. Step 4: Simplify right side
    755,658.30x = 547,397,214,753.65
  5. Step 5: Solve for x
    x = 547,397,214,753.65/755,658.30
  6. Step 6: Final answer
    x = 724,397.81

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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.