Home / 396,374.04-546,767.42-252,972.45

Finding the Fourth Proportional to 396,374.04, 546,767.42 and 252,972.45

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Solution

The fourth proportional to 396,374.04, 546,767.42 and 252,972.45 is: 348,955.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,374.04 : 546,767.42 = 252,972.45 : x
  2. Step 2: Convert to fraction form
    396,374.04/546,767.42 = 252,972.45/x
  3. Step 3: Cross multiply
    396,374.04x = 546,767.42 × 252,972.45
  4. Step 4: Simplify right side
    396,374.04x = 138,317,092,552.72
  5. Step 5: Solve for x
    x = 138,317,092,552.72/396,374.04
  6. Step 6: Final answer
    x = 348,955.98

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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.