Home / 615,934.60-921,828.30-566,168.20

Finding the Fourth Proportional to 615,934.60, 921,828.30 and 566,168.20

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Solution

The fourth proportional to 615,934.60, 921,828.30 and 566,168.20 is: 847,346.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,934.60 : 921,828.30 = 566,168.20 : x
  2. Step 2: Convert to fraction form
    615,934.60/921,828.30 = 566,168.20/x
  3. Step 3: Cross multiply
    615,934.60x = 921,828.30 × 566,168.20
  4. Step 4: Simplify right side
    615,934.60x = 521,909,869,320.06
  5. Step 5: Solve for x
    x = 521,909,869,320.06/615,934.60
  6. Step 6: Final answer
    x = 847,346.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.