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Finding the Fourth Proportional to 916,483.68, 1,374,034.32 and 601,020

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Solution

The fourth proportional to 916,483.68, 1,374,034.32 and 601,020 is: 901,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,483.68 : 1,374,034.32 = 601,020 : x
  2. Step 2: Convert to fraction form
    916,483.68/1,374,034.32 = 601,020/x
  3. Step 3: Cross multiply
    916,483.68x = 1,374,034.32 × 601,020
  4. Step 4: Simplify right side
    916,483.68x = 825,822,107,006.40
  5. Step 5: Solve for x
    x = 825,822,107,006.40/916,483.68
  6. Step 6: Final answer
    x = 901,076.72

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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.