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Finding the Fourth Proportional to 423,627.74, 584,460.14 and 270,755.42

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Solution

The fourth proportional to 423,627.74, 584,460.14 and 270,755.42 is: 373,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,627.74 : 584,460.14 = 270,755.42 : x
  2. Step 2: Convert to fraction form
    423,627.74/584,460.14 = 270,755.42/x
  3. Step 3: Cross multiply
    423,627.74x = 584,460.14 × 270,755.42
  4. Step 4: Simplify right side
    423,627.74x = 158,245,746,402.88
  5. Step 5: Solve for x
    x = 158,245,746,402.88/423,627.74
  6. Step 6: Final answer
    x = 373,549.07

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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.