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Finding the Fourth Proportional to 233,779.65, 322,599.72 and 131,808.75

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Solution

The fourth proportional to 233,779.65, 322,599.72 and 131,808.75 is: 181,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,779.65 : 322,599.72 = 131,808.75 : x
  2. Step 2: Convert to fraction form
    233,779.65/322,599.72 = 131,808.75/x
  3. Step 3: Cross multiply
    233,779.65x = 322,599.72 × 131,808.75
  4. Step 4: Simplify right side
    233,779.65x = 42,521,465,843.55
  5. Step 5: Solve for x
    x = 42,521,465,843.55/233,779.65
  6. Step 6: Final answer
    x = 181,886.94

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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.