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Finding the Fourth Proportional to 616,019, 924,397.14 and 265,811

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Solution

The fourth proportional to 616,019, 924,397.14 and 265,811 is: 398,875.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,019 : 924,397.14 = 265,811 : x
  2. Step 2: Convert to fraction form
    616,019/924,397.14 = 265,811/x
  3. Step 3: Cross multiply
    616,019x = 924,397.14 × 265,811
  4. Step 4: Simplify right side
    616,019x = 245,714,928,180.54
  5. Step 5: Solve for x
    x = 245,714,928,180.54/616,019
  6. Step 6: Final answer
    x = 398,875.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.