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Finding the Fourth Proportional to 539,675.97, 744,748.07 and 297,953.39

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Solution

The fourth proportional to 539,675.97, 744,748.07 and 297,953.39 is: 411,173.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,675.97 : 744,748.07 = 297,953.39 : x
  2. Step 2: Convert to fraction form
    539,675.97/744,748.07 = 297,953.39/x
  3. Step 3: Cross multiply
    539,675.97x = 744,748.07 × 297,953.39
  4. Step 4: Simplify right side
    539,675.97x = 221,900,210,011.34
  5. Step 5: Solve for x
    x = 221,900,210,011.34/539,675.97
  6. Step 6: Final answer
    x = 411,173.04

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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.