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Finding the Fourth Proportional to 797,644.66, 1,100,753.05 and 435,076.30

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Solution

The fourth proportional to 797,644.66, 1,100,753.05 and 435,076.30 is: 600,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,644.66 : 1,100,753.05 = 435,076.30 : x
  2. Step 2: Convert to fraction form
    797,644.66/1,100,753.05 = 435,076.30/x
  3. Step 3: Cross multiply
    797,644.66x = 1,100,753.05 × 435,076.30
  4. Step 4: Simplify right side
    797,644.66x = 478,911,564,207.72
  5. Step 5: Solve for x
    x = 478,911,564,207.72/797,644.66
  6. Step 6: Final answer
    x = 600,407.16

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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.