Home / 623,925.35-861,016.95-337,445.46

Finding the Fourth Proportional to 623,925.35, 861,016.95 and 337,445.46

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Solution

The fourth proportional to 623,925.35, 861,016.95 and 337,445.46 is: 465,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,925.35 : 861,016.95 = 337,445.46 : x
  2. Step 2: Convert to fraction form
    623,925.35/861,016.95 = 337,445.46/x
  3. Step 3: Cross multiply
    623,925.35x = 861,016.95 × 337,445.46
  4. Step 4: Simplify right side
    623,925.35x = 290,546,260,760.55
  5. Step 5: Solve for x
    x = 290,546,260,760.55/623,925.35
  6. Step 6: Final answer
    x = 465,674.72

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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.