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Finding the Fourth Proportional to 526,304.36, 726,256.14 and 296,849.00

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Solution

The fourth proportional to 526,304.36, 726,256.14 and 296,849.00 is: 409,626.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,304.36 : 726,256.14 = 296,849.00 : x
  2. Step 2: Convert to fraction form
    526,304.36/726,256.14 = 296,849.00/x
  3. Step 3: Cross multiply
    526,304.36x = 726,256.14 × 296,849.00
  4. Step 4: Simplify right side
    526,304.36x = 215,588,405,271.58
  5. Step 5: Solve for x
    x = 215,588,405,271.58/526,304.36
  6. Step 6: Final answer
    x = 409,626.87

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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.