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Finding the Fourth Proportional to 175,245.60, 262,479.60 and 70,010.40

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Solution

The fourth proportional to 175,245.60, 262,479.60 and 70,010.40 is: 104,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,245.60 : 262,479.60 = 70,010.40 : x
  2. Step 2: Convert to fraction form
    175,245.60/262,479.60 = 70,010.40/x
  3. Step 3: Cross multiply
    175,245.60x = 262,479.60 × 70,010.40
  4. Step 4: Simplify right side
    175,245.60x = 18,376,301,787.84
  5. Step 5: Solve for x
    x = 18,376,301,787.84/175,245.60
  6. Step 6: Final answer
    x = 104,860.27

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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.