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Finding the Fourth Proportional to 233,065.02, 349,597.71 and 99,858.90

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Solution

The fourth proportional to 233,065.02, 349,597.71 and 99,858.90 is: 149,788.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,065.02 : 349,597.71 = 99,858.90 : x
  2. Step 2: Convert to fraction form
    233,065.02/349,597.71 = 99,858.90/x
  3. Step 3: Cross multiply
    233,065.02x = 349,597.71 × 99,858.90
  4. Step 4: Simplify right side
    233,065.02x = 34,910,442,763.12
  5. Step 5: Solve for x
    x = 34,910,442,763.12/233,065.02
  6. Step 6: Final answer
    x = 149,788.43

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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.