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Finding the Fourth Proportional to 267,309.65, 368,897.49 and 152,606.97

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Solution

The fourth proportional to 267,309.65, 368,897.49 and 152,606.97 is: 210,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,309.65 : 368,897.49 = 152,606.97 : x
  2. Step 2: Convert to fraction form
    267,309.65/368,897.49 = 152,606.97/x
  3. Step 3: Cross multiply
    267,309.65x = 368,897.49 × 152,606.97
  4. Step 4: Simplify right side
    267,309.65x = 56,296,328,189.51
  5. Step 5: Solve for x
    x = 56,296,328,189.51/267,309.65
  6. Step 6: Final answer
    x = 210,603.42

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1.5x scale

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.