Home / 953,257.88-1,315,490.40-517,670.96

Finding the Fourth Proportional to 953,257.88, 1,315,490.40 and 517,670.96

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Solution

The fourth proportional to 953,257.88, 1,315,490.40 and 517,670.96 is: 714,382.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,257.88 : 1,315,490.40 = 517,670.96 : x
  2. Step 2: Convert to fraction form
    953,257.88/1,315,490.40 = 517,670.96/x
  3. Step 3: Cross multiply
    953,257.88x = 1,315,490.40 × 517,670.96
  4. Step 4: Simplify right side
    953,257.88x = 680,991,178,238.78
  5. Step 5: Solve for x
    x = 680,991,178,238.78/953,257.88
  6. Step 6: Final answer
    x = 714,382.95

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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.