Home / 605,127.03-907,789.08-178,706.01

Finding the Fourth Proportional to 605,127.03, 907,789.08 and 178,706.01

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Solution

The fourth proportional to 605,127.03, 907,789.08 and 178,706.01 is: 268,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,127.03 : 907,789.08 = 178,706.01 : x
  2. Step 2: Convert to fraction form
    605,127.03/907,789.08 = 178,706.01/x
  3. Step 3: Cross multiply
    605,127.03x = 907,789.08 × 178,706.01
  4. Step 4: Simplify right side
    605,127.03x = 162,227,364,408.37
  5. Step 5: Solve for x
    x = 162,227,364,408.37/605,127.03
  6. Step 6: Final answer
    x = 268,088.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.