Home / 340,549.11-469,961.09-187,588.00

Finding the Fourth Proportional to 340,549.11, 469,961.09 and 187,588.00

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Solution

The fourth proportional to 340,549.11, 469,961.09 and 187,588.00 is: 258,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,549.11 : 469,961.09 = 187,588.00 : x
  2. Step 2: Convert to fraction form
    340,549.11/469,961.09 = 187,588.00/x
  3. Step 3: Cross multiply
    340,549.11x = 469,961.09 × 187,588.00
  4. Step 4: Simplify right side
    340,549.11x = 88,159,061,303.89
  5. Step 5: Solve for x
    x = 88,159,061,303.89/340,549.11
  6. Step 6: Final answer
    x = 258,873.27

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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.