Home / 547,936.40-822,034.20-173,959.40

Finding the Fourth Proportional to 547,936.40, 822,034.20 and 173,959.40

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Solution

The fourth proportional to 547,936.40, 822,034.20 and 173,959.40 is: 260,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,936.40 : 822,034.20 = 173,959.40 : x
  2. Step 2: Convert to fraction form
    547,936.40/822,034.20 = 173,959.40/x
  3. Step 3: Cross multiply
    547,936.40x = 822,034.20 × 173,959.40
  4. Step 4: Simplify right side
    547,936.40x = 143,000,576,211.48
  5. Step 5: Solve for x
    x = 143,000,576,211.48/547,936.40
  6. Step 6: Final answer
    x = 260,980.25

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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.