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Finding the Fourth Proportional to 616,775.13, 925,152.98 and 196,044.93

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Solution

The fourth proportional to 616,775.13, 925,152.98 and 196,044.93 is: 294,064.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,775.13 : 925,152.98 = 196,044.93 : x
  2. Step 2: Convert to fraction form
    616,775.13/925,152.98 = 196,044.93/x
  3. Step 3: Cross multiply
    616,775.13x = 925,152.98 × 196,044.93
  4. Step 4: Simplify right side
    616,775.13x = 181,371,550,223.17
  5. Step 5: Solve for x
    x = 181,371,550,223.17/616,775.13
  6. Step 6: Final answer
    x = 294,064.31

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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.