Home / 903,502.80-1,246,872.96-540,856.49

Finding the Fourth Proportional to 903,502.80, 1,246,872.96 and 540,856.49

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Solution

The fourth proportional to 903,502.80, 1,246,872.96 and 540,856.49 is: 746,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,502.80 : 1,246,872.96 = 540,856.49 : x
  2. Step 2: Convert to fraction form
    903,502.80/1,246,872.96 = 540,856.49/x
  3. Step 3: Cross multiply
    903,502.80x = 1,246,872.96 × 540,856.49
  4. Step 4: Simplify right side
    903,502.80x = 674,379,326,387.15
  5. Step 5: Solve for x
    x = 674,379,326,387.15/903,502.80
  6. Step 6: Final answer
    x = 746,405.35

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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.