Home / 548,976.40-823,387.80-175,037.20

Finding the Fourth Proportional to 548,976.40, 823,387.80 and 175,037.20

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Solution

The fourth proportional to 548,976.40, 823,387.80 and 175,037.20 is: 262,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,976.40 : 823,387.80 = 175,037.20 : x
  2. Step 2: Convert to fraction form
    548,976.40/823,387.80 = 175,037.20/x
  3. Step 3: Cross multiply
    548,976.40x = 823,387.80 × 175,037.20
  4. Step 4: Simplify right side
    548,976.40x = 144,123,495,026.16
  5. Step 5: Solve for x
    x = 144,123,495,026.16/548,976.40
  6. Step 6: Final answer
    x = 262,531.31

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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.