Home / 814,951.18-1,125,398.44-525,071.62

Finding the Fourth Proportional to 814,951.18, 1,125,398.44 and 525,071.62

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Solution

The fourth proportional to 814,951.18, 1,125,398.44 and 525,071.62 is: 725,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,951.18 : 1,125,398.44 = 525,071.62 : x
  2. Step 2: Convert to fraction form
    814,951.18/1,125,398.44 = 525,071.62/x
  3. Step 3: Cross multiply
    814,951.18x = 1,125,398.44 × 525,071.62
  4. Step 4: Simplify right side
    814,951.18x = 590,914,782,036.27
  5. Step 5: Solve for x
    x = 590,914,782,036.27/814,951.18
  6. Step 6: Final answer
    x = 725,092.25

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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.