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Finding the Fourth Proportional to 1,731,948.40, 2,597,461.80 and 533,868.40

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Solution

The fourth proportional to 1,731,948.40, 2,597,461.80 and 533,868.40 is: 800,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,948.40 : 2,597,461.80 = 533,868.40 : x
  2. Step 2: Convert to fraction form
    1,731,948.40/2,597,461.80 = 533,868.40/x
  3. Step 3: Cross multiply
    1,731,948.40x = 2,597,461.80 × 533,868.40
  4. Step 4: Simplify right side
    1,731,948.40x = 1,386,702,775,227.12
  5. Step 5: Solve for x
    x = 1,386,702,775,227.12/1,731,948.40
  6. Step 6: Final answer
    x = 800,660.56

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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.