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Finding the Fourth Proportional to 259,888.56, 358,660.64 and 183,432.12

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Solution

The fourth proportional to 259,888.56, 358,660.64 and 183,432.12 is: 253,146.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,888.56 : 358,660.64 = 183,432.12 : x
  2. Step 2: Convert to fraction form
    259,888.56/358,660.64 = 183,432.12/x
  3. Step 3: Cross multiply
    259,888.56x = 358,660.64 × 183,432.12
  4. Step 4: Simplify right side
    259,888.56x = 65,789,881,555.76
  5. Step 5: Solve for x
    x = 65,789,881,555.76/259,888.56
  6. Step 6: Final answer
    x = 253,146.51

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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.