Home / 903,490.43-1,246,855.88-540,844.11

Finding the Fourth Proportional to 903,490.43, 1,246,855.88 and 540,844.11

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Solution

The fourth proportional to 903,490.43, 1,246,855.88 and 540,844.11 is: 746,388.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,490.43 : 1,246,855.88 = 540,844.11 : x
  2. Step 2: Convert to fraction form
    903,490.43/1,246,855.88 = 540,844.11/x
  3. Step 3: Cross multiply
    903,490.43x = 1,246,855.88 × 540,844.11
  4. Step 4: Simplify right side
    903,490.43x = 674,354,660,068.98
  5. Step 5: Solve for x
    x = 674,354,660,068.98/903,490.43
  6. Step 6: Final answer
    x = 746,388.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.