Home / 755,240.43-1,042,232.10-415,706.25

Finding the Fourth Proportional to 755,240.43, 1,042,232.10 and 415,706.25

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Solution

The fourth proportional to 755,240.43, 1,042,232.10 and 415,706.25 is: 573,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,240.43 : 1,042,232.10 = 415,706.25 : x
  2. Step 2: Convert to fraction form
    755,240.43/1,042,232.10 = 415,706.25/x
  3. Step 3: Cross multiply
    755,240.43x = 1,042,232.10 × 415,706.25
  4. Step 4: Simplify right side
    755,240.43x = 433,262,397,920.63
  5. Step 5: Solve for x
    x = 433,262,397,920.63/755,240.43
  6. Step 6: Final answer
    x = 573,674.79

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Double scale
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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.