Home / 454,479.12-627,152.98-250,519.50

Finding the Fourth Proportional to 454,479.12, 627,152.98 and 250,519.50

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Solution

The fourth proportional to 454,479.12, 627,152.98 and 250,519.50 is: 345,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,479.12 : 627,152.98 = 250,519.50 : x
  2. Step 2: Convert to fraction form
    454,479.12/627,152.98 = 250,519.50/x
  3. Step 3: Cross multiply
    454,479.12x = 627,152.98 × 250,519.50
  4. Step 4: Simplify right side
    454,479.12x = 157,114,050,816.54
  5. Step 5: Solve for x
    x = 157,114,050,816.54/454,479.12
  6. Step 6: Final answer
    x = 345,701.36

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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.