Home / 755,612.74-1,042,708.17-416,017.54

Finding the Fourth Proportional to 755,612.74, 1,042,708.17 and 416,017.54

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Solution

The fourth proportional to 755,612.74, 1,042,708.17 and 416,017.54 is: 574,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,612.74 : 1,042,708.17 = 416,017.54 : x
  2. Step 2: Convert to fraction form
    755,612.74/1,042,708.17 = 416,017.54/x
  3. Step 3: Cross multiply
    755,612.74x = 1,042,708.17 × 416,017.54
  4. Step 4: Simplify right side
    755,612.74x = 433,784,887,821.30
  5. Step 5: Solve for x
    x = 433,784,887,821.30/755,612.74
  6. Step 6: Final answer
    x = 574,083.61

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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.