Home / 513,943.57-771,073.10-229,873.13

Finding the Fourth Proportional to 513,943.57, 771,073.10 and 229,873.13

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Solution

The fourth proportional to 513,943.57, 771,073.10 and 229,873.13 is: 344,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,943.57 : 771,073.10 = 229,873.13 : x
  2. Step 2: Convert to fraction form
    513,943.57/771,073.10 = 229,873.13/x
  3. Step 3: Cross multiply
    513,943.57x = 771,073.10 × 229,873.13
  4. Step 4: Simplify right side
    513,943.57x = 177,248,986,955.80
  5. Step 5: Solve for x
    x = 177,248,986,955.80/513,943.57
  6. Step 6: Final answer
    x = 344,880.25

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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.