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Finding the Fourth Proportional to 277,535.51, 383,008.29 and 170,084.79

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Solution

The fourth proportional to 277,535.51, 383,008.29 and 170,084.79 is: 234,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,535.51 : 383,008.29 = 170,084.79 : x
  2. Step 2: Convert to fraction form
    277,535.51/383,008.29 = 170,084.79/x
  3. Step 3: Cross multiply
    277,535.51x = 383,008.29 × 170,084.79
  4. Step 4: Simplify right side
    277,535.51x = 65,143,884,572.91
  5. Step 5: Solve for x
    x = 65,143,884,572.91/277,535.51
  6. Step 6: Final answer
    x = 234,722.70

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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.