Home / 558,931.36-771,301.08-304,283.44

Finding the Fourth Proportional to 558,931.36, 771,301.08 and 304,283.44

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Solution

The fourth proportional to 558,931.36, 771,301.08 and 304,283.44 is: 419,897.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,931.36 : 771,301.08 = 304,283.44 : x
  2. Step 2: Convert to fraction form
    558,931.36/771,301.08 = 304,283.44/x
  3. Step 3: Cross multiply
    558,931.36x = 771,301.08 × 304,283.44
  4. Step 4: Simplify right side
    558,931.36x = 234,694,145,898.12
  5. Step 5: Solve for x
    x = 234,694,145,898.12/558,931.36
  6. Step 6: Final answer
    x = 419,897.97

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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.