Home / 343,962.16-474,641.76-193,030

Finding the Fourth Proportional to 343,962.16, 474,641.76 and 193,030

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Solution

The fourth proportional to 343,962.16, 474,641.76 and 193,030 is: 266,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,962.16 : 474,641.76 = 193,030 : x
  2. Step 2: Convert to fraction form
    343,962.16/474,641.76 = 193,030/x
  3. Step 3: Cross multiply
    343,962.16x = 474,641.76 × 193,030
  4. Step 4: Simplify right side
    343,962.16x = 91,620,098,932.80
  5. Step 5: Solve for x
    x = 91,620,098,932.80/343,962.16
  6. Step 6: Final answer
    x = 266,366.80

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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.