Home / 884,977.20-1,326,688.20-530,132.40

Finding the Fourth Proportional to 884,977.20, 1,326,688.20 and 530,132.40

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Solution

The fourth proportional to 884,977.20, 1,326,688.20 and 530,132.40 is: 794,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,977.20 : 1,326,688.20 = 530,132.40 : x
  2. Step 2: Convert to fraction form
    884,977.20/1,326,688.20 = 530,132.40/x
  3. Step 3: Cross multiply
    884,977.20x = 1,326,688.20 × 530,132.40
  4. Step 4: Simplify right side
    884,977.20x = 703,320,399,517.68
  5. Step 5: Solve for x
    x = 703,320,399,517.68/884,977.20
  6. Step 6: Final answer
    x = 794,732.79

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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.