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Finding the Fourth Proportional to 247,300.60, 370,841.55 and 114,112.30

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Solution

The fourth proportional to 247,300.60, 370,841.55 and 114,112.30 is: 171,117.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,300.60 : 370,841.55 = 114,112.30 : x
  2. Step 2: Convert to fraction form
    247,300.60/370,841.55 = 114,112.30/x
  3. Step 3: Cross multiply
    247,300.60x = 370,841.55 × 114,112.30
  4. Step 4: Simplify right side
    247,300.60x = 42,317,582,206.07
  5. Step 5: Solve for x
    x = 42,317,582,206.07/247,300.60
  6. Step 6: Final answer
    x = 171,117.99

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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.