Home / 358,724.34-495,039.33-197,575.38

Finding the Fourth Proportional to 358,724.34, 495,039.33 and 197,575.38

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Solution

The fourth proportional to 358,724.34, 495,039.33 and 197,575.38 is: 272,653.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,724.34 : 495,039.33 = 197,575.38 : x
  2. Step 2: Convert to fraction form
    358,724.34/495,039.33 = 197,575.38/x
  3. Step 3: Cross multiply
    358,724.34x = 495,039.33 × 197,575.38
  4. Step 4: Simplify right side
    358,724.34x = 97,807,583,739.70
  5. Step 5: Solve for x
    x = 97,807,583,739.70/358,724.34
  6. Step 6: Final answer
    x = 272,653.88

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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.