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Finding the Fourth Proportional to 587,327.04, 810,637.44 and 357,959.04

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Solution

The fourth proportional to 587,327.04, 810,637.44 and 357,959.04 is: 494,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,327.04 : 810,637.44 = 357,959.04 : x
  2. Step 2: Convert to fraction form
    587,327.04/810,637.44 = 357,959.04/x
  3. Step 3: Cross multiply
    587,327.04x = 810,637.44 × 357,959.04
  4. Step 4: Simplify right side
    587,327.04x = 290,174,999,810.46
  5. Step 5: Solve for x
    x = 290,174,999,810.46/587,327.04
  6. Step 6: Final answer
    x = 494,060.34

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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.