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Finding the Fourth Proportional to 555,094.92, 766,044.93 and 340,353.36

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Solution

The fourth proportional to 555,094.92, 766,044.93 and 340,353.36 is: 469,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,094.92 : 766,044.93 = 340,353.36 : x
  2. Step 2: Convert to fraction form
    555,094.92/766,044.93 = 340,353.36/x
  3. Step 3: Cross multiply
    555,094.92x = 766,044.93 × 340,353.36
  4. Step 4: Simplify right side
    555,094.92x = 260,725,965,836.47
  5. Step 5: Solve for x
    x = 260,725,965,836.47/555,094.92
  6. Step 6: Final answer
    x = 469,696.18

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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.