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Finding the Fourth Proportional to 615,560.28, 923,432.58 and 194,696.28

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Solution

The fourth proportional to 615,560.28, 923,432.58 and 194,696.28 is: 292,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,560.28 : 923,432.58 = 194,696.28 : x
  2. Step 2: Convert to fraction form
    615,560.28/923,432.58 = 194,696.28/x
  3. Step 3: Cross multiply
    615,560.28x = 923,432.58 × 194,696.28
  4. Step 4: Simplify right side
    615,560.28x = 179,788,888,156.80
  5. Step 5: Solve for x
    x = 179,788,888,156.80/615,560.28
  6. Step 6: Final answer
    x = 292,073.57

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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.