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Finding the Fourth Proportional to 475,126.84, 655,675.22 and 260,274.65

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Solution

The fourth proportional to 475,126.84, 655,675.22 and 260,274.65 is: 359,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,126.84 : 655,675.22 = 260,274.65 : x
  2. Step 2: Convert to fraction form
    475,126.84/655,675.22 = 260,274.65/x
  3. Step 3: Cross multiply
    475,126.84x = 655,675.22 × 260,274.65
  4. Step 4: Simplify right side
    475,126.84x = 170,655,637,097.80
  5. Step 5: Solve for x
    x = 170,655,637,097.80/475,126.84
  6. Step 6: Final answer
    x = 359,179.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.