Home / 445,996.29-615,475.33-242,047.27

Finding the Fourth Proportional to 445,996.29, 615,475.33 and 242,047.27

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Solution

The fourth proportional to 445,996.29, 615,475.33 and 242,047.27 is: 334,025.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,996.29 : 615,475.33 = 242,047.27 : x
  2. Step 2: Convert to fraction form
    445,996.29/615,475.33 = 242,047.27/x
  3. Step 3: Cross multiply
    445,996.29x = 615,475.33 × 242,047.27
  4. Step 4: Simplify right side
    445,996.29x = 148,974,123,543.08
  5. Step 5: Solve for x
    x = 148,974,123,543.08/445,996.29
  6. Step 6: Final answer
    x = 334,025.47

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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.