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Finding the Fourth Proportional to 977,335.80, 1,466,003.70 and 977,335.80

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Solution

The fourth proportional to 977,335.80, 1,466,003.70 and 977,335.80 is: 1,466,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,335.80 : 1,466,003.70 = 977,335.80 : x
  2. Step 2: Convert to fraction form
    977,335.80/1,466,003.70 = 977,335.80/x
  3. Step 3: Cross multiply
    977,335.80x = 1,466,003.70 × 977,335.80
  4. Step 4: Simplify right side
    977,335.80x = 1,432,777,898,942.46
  5. Step 5: Solve for x
    x = 1,432,777,898,942.46/977,335.80
  6. Step 6: Final answer
    x = 1,466,003.70

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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.