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Finding the Fourth Proportional to 178,653.93, 269,050.46 and 162,710.70

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Solution

The fourth proportional to 178,653.93, 269,050.46 and 162,710.70 is: 245,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,653.93 : 269,050.46 = 162,710.70 : x
  2. Step 2: Convert to fraction form
    178,653.93/269,050.46 = 162,710.70/x
  3. Step 3: Cross multiply
    178,653.93x = 269,050.46 × 162,710.70
  4. Step 4: Simplify right side
    178,653.93x = 43,777,387,868.37
  5. Step 5: Solve for x
    x = 43,777,387,868.37/178,653.93
  6. Step 6: Final answer
    x = 245,040.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.