Home / 454,338.02-626,990.75-250,396.29

Finding the Fourth Proportional to 454,338.02, 626,990.75 and 250,396.29

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Solution

The fourth proportional to 454,338.02, 626,990.75 and 250,396.29 is: 345,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,338.02 : 626,990.75 = 250,396.29 : x
  2. Step 2: Convert to fraction form
    454,338.02/626,990.75 = 250,396.29/x
  3. Step 3: Cross multiply
    454,338.02x = 626,990.75 × 250,396.29
  4. Step 4: Simplify right side
    454,338.02x = 156,996,156,412.34
  5. Step 5: Solve for x
    x = 156,996,156,412.34/454,338.02
  6. Step 6: Final answer
    x = 345,549.24

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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.