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Finding the Fourth Proportional to 441,031.23, 608,363.28 and 277,426.98

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Solution

The fourth proportional to 441,031.23, 608,363.28 and 277,426.98 is: 382,685.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,031.23 : 608,363.28 = 277,426.98 : x
  2. Step 2: Convert to fraction form
    441,031.23/608,363.28 = 277,426.98/x
  3. Step 3: Cross multiply
    441,031.23x = 608,363.28 × 277,426.98
  4. Step 4: Simplify right side
    441,031.23x = 168,776,387,513.29
  5. Step 5: Solve for x
    x = 168,776,387,513.29/441,031.23
  6. Step 6: Final answer
    x = 382,685.80

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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.