Home / 841,132.24-1,160,747.52-478,548.30

Finding the Fourth Proportional to 841,132.24, 1,160,747.52 and 478,548.30

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Solution

The fourth proportional to 841,132.24, 1,160,747.52 and 478,548.30 is: 660,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,132.24 : 1,160,747.52 = 478,548.30 : x
  2. Step 2: Convert to fraction form
    841,132.24/1,160,747.52 = 478,548.30/x
  3. Step 3: Cross multiply
    841,132.24x = 1,160,747.52 × 478,548.30
  4. Step 4: Simplify right side
    841,132.24x = 555,473,752,425.22
  5. Step 5: Solve for x
    x = 555,473,752,425.22/841,132.24
  6. Step 6: Final answer
    x = 660,388.14

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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.