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Finding the Fourth Proportional to 590,051.88, 814,568.04 and 348,410.16

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Solution

The fourth proportional to 590,051.88, 814,568.04 and 348,410.16 is: 480,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,051.88 : 814,568.04 = 348,410.16 : x
  2. Step 2: Convert to fraction form
    590,051.88/814,568.04 = 348,410.16/x
  3. Step 3: Cross multiply
    590,051.88x = 814,568.04 × 348,410.16
  4. Step 4: Simplify right side
    590,051.88x = 283,803,781,147.29
  5. Step 5: Solve for x
    x = 283,803,781,147.29/590,051.88
  6. Step 6: Final answer
    x = 480,981.06

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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.