Home / 559,002.48-771,683.40-329,487.36

Finding the Fourth Proportional to 559,002.48, 771,683.40 and 329,487.36

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Solution

The fourth proportional to 559,002.48, 771,683.40 and 329,487.36 is: 454,845.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,002.48 : 771,683.40 = 329,487.36 : x
  2. Step 2: Convert to fraction form
    559,002.48/771,683.40 = 329,487.36/x
  3. Step 3: Cross multiply
    559,002.48x = 771,683.40 × 329,487.36
  4. Step 4: Simplify right side
    559,002.48x = 254,259,926,221.82
  5. Step 5: Solve for x
    x = 254,259,926,221.82/559,002.48
  6. Step 6: Final answer
    x = 454,845.79

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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.