Home / 358,724.60-495,062.38-197,579.60

Finding the Fourth Proportional to 358,724.60, 495,062.38 and 197,579.60

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Solution

The fourth proportional to 358,724.60, 495,062.38 and 197,579.60 is: 272,672.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,724.60 : 495,062.38 = 197,579.60 : x
  2. Step 2: Convert to fraction form
    358,724.60/495,062.38 = 197,579.60/x
  3. Step 3: Cross multiply
    358,724.60x = 495,062.38 × 197,579.60
  4. Step 4: Simplify right side
    358,724.60x = 97,814,229,428.32
  5. Step 5: Solve for x
    x = 97,814,229,428.32/358,724.60
  6. Step 6: Final answer
    x = 272,672.21

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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.