Home / 814,273.74-1,124,280.14-542,981.25

Finding the Fourth Proportional to 814,273.74, 1,124,280.14 and 542,981.25

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Solution

The fourth proportional to 814,273.74, 1,124,280.14 and 542,981.25 is: 749,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,273.74 : 1,124,280.14 = 542,981.25 : x
  2. Step 2: Convert to fraction form
    814,273.74/1,124,280.14 = 542,981.25/x
  3. Step 3: Cross multiply
    814,273.74x = 1,124,280.14 × 542,981.25
  4. Step 4: Simplify right side
    814,273.74x = 610,463,033,052.47
  5. Step 5: Solve for x
    x = 610,463,033,052.47/814,273.74
  6. Step 6: Final answer
    x = 749,702.47

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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.