Home / 829,155.20-1,241,659.20-663,267.20

Finding the Fourth Proportional to 829,155.20, 1,241,659.20 and 663,267.20

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Solution

The fourth proportional to 829,155.20, 1,241,659.20 and 663,267.20 is: 993,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,155.20 : 1,241,659.20 = 663,267.20 : x
  2. Step 2: Convert to fraction form
    829,155.20/1,241,659.20 = 663,267.20/x
  3. Step 3: Cross multiply
    829,155.20x = 1,241,659.20 × 663,267.20
  4. Step 4: Simplify right side
    829,155.20x = 823,551,820,938.24
  5. Step 5: Solve for x
    x = 823,551,820,938.24/829,155.20
  6. Step 6: Final answer
    x = 993,242.06

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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.