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Finding the Fourth Proportional to 436,113.84, 601,854.16 and 245,126.64

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Solution

The fourth proportional to 436,113.84, 601,854.16 and 245,126.64 is: 338,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,113.84 : 601,854.16 = 245,126.64 : x
  2. Step 2: Convert to fraction form
    436,113.84/601,854.16 = 245,126.64/x
  3. Step 3: Cross multiply
    436,113.84x = 601,854.16 × 245,126.64
  4. Step 4: Simplify right side
    436,113.84x = 147,530,488,010.82
  5. Step 5: Solve for x
    x = 147,530,488,010.82/436,113.84
  6. Step 6: Final answer
    x = 338,284.35

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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.