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Finding the Fourth Proportional to 550,513.46, 825,681.80 and 151,060.95

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Solution

The fourth proportional to 550,513.46, 825,681.80 and 151,060.95 is: 226,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,513.46 : 825,681.80 = 151,060.95 : x
  2. Step 2: Convert to fraction form
    550,513.46/825,681.80 = 151,060.95/x
  3. Step 3: Cross multiply
    550,513.46x = 825,681.80 × 151,060.95
  4. Step 4: Simplify right side
    550,513.46x = 124,728,277,483.36
  5. Step 5: Solve for x
    x = 124,728,277,483.36/550,513.46
  6. Step 6: Final answer
    x = 226,567.17

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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.