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Finding the Fourth Proportional to 201,359.72, 277,883.55 and 110,722.58

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Solution

The fourth proportional to 201,359.72, 277,883.55 and 110,722.58 is: 152,801.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,359.72 : 277,883.55 = 110,722.58 : x
  2. Step 2: Convert to fraction form
    201,359.72/277,883.55 = 110,722.58/x
  3. Step 3: Cross multiply
    201,359.72x = 277,883.55 × 110,722.58
  4. Step 4: Simplify right side
    201,359.72x = 30,767,983,595.56
  5. Step 5: Solve for x
    x = 30,767,983,595.56/201,359.72
  6. Step 6: Final answer
    x = 152,801.08

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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.