Home / 966,631.80-1,449,947.70-609,713.40

Finding the Fourth Proportional to 966,631.80, 1,449,947.70 and 609,713.40

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Solution

The fourth proportional to 966,631.80, 1,449,947.70 and 609,713.40 is: 914,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,631.80 : 1,449,947.70 = 609,713.40 : x
  2. Step 2: Convert to fraction form
    966,631.80/1,449,947.70 = 609,713.40/x
  3. Step 3: Cross multiply
    966,631.80x = 1,449,947.70 × 609,713.40
  4. Step 4: Simplify right side
    966,631.80x = 884,052,541,989.18
  5. Step 5: Solve for x
    x = 884,052,541,989.18/966,631.80
  6. Step 6: Final answer
    x = 914,570.10

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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.