Home / 1,006,400.40-1,511,350.20-534,008.40

Finding the Fourth Proportional to 1,006,400.40, 1,511,350.20 and 534,008.40

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Solution

The fourth proportional to 1,006,400.40, 1,511,350.20 and 534,008.40 is: 801,940.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,400.40 : 1,511,350.20 = 534,008.40 : x
  2. Step 2: Convert to fraction form
    1,006,400.40/1,511,350.20 = 534,008.40/x
  3. Step 3: Cross multiply
    1,006,400.40x = 1,511,350.20 × 534,008.40
  4. Step 4: Simplify right side
    1,006,400.40x = 807,073,702,141.68
  5. Step 5: Solve for x
    x = 807,073,702,141.68/1,006,400.40
  6. Step 6: Final answer
    x = 801,940.96

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1.5x scale

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.