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Finding the Fourth Proportional to 243,340.84, 364,947.90 and 103,027.24

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Solution

The fourth proportional to 243,340.84, 364,947.90 and 103,027.24 is: 154,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,340.84 : 364,947.90 = 103,027.24 : x
  2. Step 2: Convert to fraction form
    243,340.84/364,947.90 = 103,027.24/x
  3. Step 3: Cross multiply
    243,340.84x = 364,947.90 × 103,027.24
  4. Step 4: Simplify right side
    243,340.84x = 37,599,574,880.80
  5. Step 5: Solve for x
    x = 37,599,574,880.80/243,340.84
  6. Step 6: Final answer
    x = 154,514.03

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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.