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Finding the Fourth Proportional to 259,365.57, 358,219.73 and 174,335.01

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Solution

The fourth proportional to 259,365.57, 358,219.73 and 174,335.01 is: 240,780.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,365.57 : 358,219.73 = 174,335.01 : x
  2. Step 2: Convert to fraction form
    259,365.57/358,219.73 = 174,335.01/x
  3. Step 3: Cross multiply
    259,365.57x = 358,219.73 × 174,335.01
  4. Step 4: Simplify right side
    259,365.57x = 62,450,239,340.07
  5. Step 5: Solve for x
    x = 62,450,239,340.07/259,365.57
  6. Step 6: Final answer
    x = 240,780.76

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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.