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Finding the Fourth Proportional to 563,598.80, 845,430.60 and 164,301.20

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Solution

The fourth proportional to 563,598.80, 845,430.60 and 164,301.20 is: 246,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,598.80 : 845,430.60 = 164,301.20 : x
  2. Step 2: Convert to fraction form
    563,598.80/845,430.60 = 164,301.20/x
  3. Step 3: Cross multiply
    563,598.80x = 845,430.60 × 164,301.20
  4. Step 4: Simplify right side
    563,598.80x = 138,905,262,096.72
  5. Step 5: Solve for x
    x = 138,905,262,096.72/563,598.80
  6. Step 6: Final answer
    x = 246,461.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.