Home / 615,032.40-922,548.60-377,605.20

Finding the Fourth Proportional to 615,032.40, 922,548.60 and 377,605.20

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Solution

The fourth proportional to 615,032.40, 922,548.60 and 377,605.20 is: 566,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,032.40 : 922,548.60 = 377,605.20 : x
  2. Step 2: Convert to fraction form
    615,032.40/922,548.60 = 377,605.20/x
  3. Step 3: Cross multiply
    615,032.40x = 922,548.60 × 377,605.20
  4. Step 4: Simplify right side
    615,032.40x = 348,359,148,612.72
  5. Step 5: Solve for x
    x = 348,359,148,612.72/615,032.40
  6. Step 6: Final answer
    x = 566,407.80

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Similar ratio
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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.