Home / 615,766.79-850,345.05-582,220.04

Finding the Fourth Proportional to 615,766.79, 850,345.05 and 582,220.04

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Solution

The fourth proportional to 615,766.79, 850,345.05 and 582,220.04 is: 804,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,766.79 : 850,345.05 = 582,220.04 : x
  2. Step 2: Convert to fraction form
    615,766.79/850,345.05 = 582,220.04/x
  3. Step 3: Cross multiply
    615,766.79x = 850,345.05 × 582,220.04
  4. Step 4: Simplify right side
    615,766.79x = 495,087,929,024.80
  5. Step 5: Solve for x
    x = 495,087,929,024.80/615,766.79
  6. Step 6: Final answer
    x = 804,018.56

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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.