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Finding the Fourth Proportional to 304,676.18, 457,009.38 and 83,060.18

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Solution

The fourth proportional to 304,676.18, 457,009.38 and 83,060.18 is: 124,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,676.18 : 457,009.38 = 83,060.18 : x
  2. Step 2: Convert to fraction form
    304,676.18/457,009.38 = 83,060.18/x
  3. Step 3: Cross multiply
    304,676.18x = 457,009.38 × 83,060.18
  4. Step 4: Simplify right side
    304,676.18x = 37,959,281,364.49
  5. Step 5: Solve for x
    x = 37,959,281,364.49/304,676.18
  6. Step 6: Final answer
    x = 124,588.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.