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Finding the Fourth Proportional to 996,859.70, 1,493,507.55 and 606,655.70

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Solution

The fourth proportional to 996,859.70, 1,493,507.55 and 606,655.70 is: 908,899.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,859.70 : 1,493,507.55 = 606,655.70 : x
  2. Step 2: Convert to fraction form
    996,859.70/1,493,507.55 = 606,655.70/x
  3. Step 3: Cross multiply
    996,859.70x = 1,493,507.55 × 606,655.70
  4. Step 4: Simplify right side
    996,859.70x = 906,044,868,200.54
  5. Step 5: Solve for x
    x = 906,044,868,200.54/996,859.70
  6. Step 6: Final answer
    x = 908,899.08

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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.