Home / 901,851.65-1,244,510.85-493,955.29

Finding the Fourth Proportional to 901,851.65, 1,244,510.85 and 493,955.29

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Solution

The fourth proportional to 901,851.65, 1,244,510.85 and 493,955.29 is: 681,633.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,851.65 : 1,244,510.85 = 493,955.29 : x
  2. Step 2: Convert to fraction form
    901,851.65/1,244,510.85 = 493,955.29/x
  3. Step 3: Cross multiply
    901,851.65x = 1,244,510.85 × 493,955.29
  4. Step 4: Simplify right side
    901,851.65x = 614,732,717,819.90
  5. Step 5: Solve for x
    x = 614,732,717,819.90/901,851.65
  6. Step 6: Final answer
    x = 681,633.97

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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.