Home / 445,719.32-615,089.02-241,769.72

Finding the Fourth Proportional to 445,719.32, 615,089.02 and 241,769.72

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Solution

The fourth proportional to 445,719.32, 615,089.02 and 241,769.72 is: 333,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,719.32 : 615,089.02 = 241,769.72 : x
  2. Step 2: Convert to fraction form
    445,719.32/615,089.02 = 241,769.72/x
  3. Step 3: Cross multiply
    445,719.32x = 615,089.02 × 241,769.72
  4. Step 4: Simplify right side
    445,719.32x = 148,709,901,073.77
  5. Step 5: Solve for x
    x = 148,709,901,073.77/445,719.32
  6. Step 6: Final answer
    x = 333,640.24

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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.