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Finding the Fourth Proportional to 454,547.44, 627,279.70 and 250,605.59

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Solution

The fourth proportional to 454,547.44, 627,279.70 and 250,605.59 is: 345,838.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,547.44 : 627,279.70 = 250,605.59 : x
  2. Step 2: Convert to fraction form
    454,547.44/627,279.70 = 250,605.59/x
  3. Step 3: Cross multiply
    454,547.44x = 627,279.70 × 250,605.59
  4. Step 4: Simplify right side
    454,547.44x = 157,199,799,313.52
  5. Step 5: Solve for x
    x = 157,199,799,313.52/454,547.44
  6. Step 6: Final answer
    x = 345,838.05

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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.