Home / 626,541.40-940,103.70-327,359.80

Finding the Fourth Proportional to 626,541.40, 940,103.70 and 327,359.80

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Solution

The fourth proportional to 626,541.40, 940,103.70 and 327,359.80 is: 491,192.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,541.40 : 940,103.70 = 327,359.80 : x
  2. Step 2: Convert to fraction form
    626,541.40/940,103.70 = 327,359.80/x
  3. Step 3: Cross multiply
    626,541.40x = 940,103.70 × 327,359.80
  4. Step 4: Simplify right side
    626,541.40x = 307,752,159,211.26
  5. Step 5: Solve for x
    x = 307,752,159,211.26/626,541.40
  6. Step 6: Final answer
    x = 491,192.06

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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.