Home / 349,436.87-482,218.27-194,386.62

Finding the Fourth Proportional to 349,436.87, 482,218.27 and 194,386.62

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Solution

The fourth proportional to 349,436.87, 482,218.27 and 194,386.62 is: 268,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,436.87 : 482,218.27 = 194,386.62 : x
  2. Step 2: Convert to fraction form
    349,436.87/482,218.27 = 194,386.62/x
  3. Step 3: Cross multiply
    349,436.87x = 482,218.27 × 194,386.62
  4. Step 4: Simplify right side
    349,436.87x = 93,736,779,607.55
  5. Step 5: Solve for x
    x = 93,736,779,607.55/349,436.87
  6. Step 6: Final answer
    x = 268,250.97

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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.