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Finding the Fourth Proportional to 233,201.10, 349,801.65 and 154,404.30

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Solution

The fourth proportional to 233,201.10, 349,801.65 and 154,404.30 is: 231,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,201.10 : 349,801.65 = 154,404.30 : x
  2. Step 2: Convert to fraction form
    233,201.10/349,801.65 = 154,404.30/x
  3. Step 3: Cross multiply
    233,201.10x = 349,801.65 × 154,404.30
  4. Step 4: Simplify right side
    233,201.10x = 54,010,878,907.10
  5. Step 5: Solve for x
    x = 54,010,878,907.10/233,201.10
  6. Step 6: Final answer
    x = 231,606.45

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1.5x scale

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.