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Finding the Fourth Proportional to 550,617.68, 825,751.56 and 374,258.00

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Solution

The fourth proportional to 550,617.68, 825,751.56 and 374,258.00 is: 561,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,617.68 : 825,751.56 = 374,258.00 : x
  2. Step 2: Convert to fraction form
    550,617.68/825,751.56 = 374,258.00/x
  3. Step 3: Cross multiply
    550,617.68x = 825,751.56 × 374,258.00
  4. Step 4: Simplify right side
    550,617.68x = 309,044,130,810.33
  5. Step 5: Solve for x
    x = 309,044,130,810.33/550,617.68
  6. Step 6: Final answer
    x = 561,268.08

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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.