Home / 445,931.50-615,382.34-241,977.23

Finding the Fourth Proportional to 445,931.50, 615,382.34 and 241,977.23

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Solution

The fourth proportional to 445,931.50, 615,382.34 and 241,977.23 is: 333,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,931.50 : 615,382.34 = 241,977.23 : x
  2. Step 2: Convert to fraction form
    445,931.50/615,382.34 = 241,977.23/x
  3. Step 3: Cross multiply
    445,931.50x = 615,382.34 × 241,977.23
  4. Step 4: Simplify right side
    445,931.50x = 148,908,514,024.12
  5. Step 5: Solve for x
    x = 148,908,514,024.12/445,931.50
  6. Step 6: Final answer
    x = 333,926.88

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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.