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Finding the Fourth Proportional to 504,264.03, 695,987.63 and 300,434.36

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Solution

The fourth proportional to 504,264.03, 695,987.63 and 300,434.36 is: 414,660.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,264.03 : 695,987.63 = 300,434.36 : x
  2. Step 2: Convert to fraction form
    504,264.03/695,987.63 = 300,434.36/x
  3. Step 3: Cross multiply
    504,264.03x = 695,987.63 × 300,434.36
  4. Step 4: Simplify right side
    504,264.03x = 209,098,593,204.86
  5. Step 5: Solve for x
    x = 209,098,593,204.86/504,264.03
  6. Step 6: Final answer
    x = 414,660.93

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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.