Home / 276,295.15-381,333.12-174,376.19

Finding the Fourth Proportional to 276,295.15, 381,333.12 and 174,376.19

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Solution

The fourth proportional to 276,295.15, 381,333.12 and 174,376.19 is: 240,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,295.15 : 381,333.12 = 174,376.19 : x
  2. Step 2: Convert to fraction form
    276,295.15/381,333.12 = 174,376.19/x
  3. Step 3: Cross multiply
    276,295.15x = 381,333.12 × 174,376.19
  4. Step 4: Simplify right side
    276,295.15x = 66,495,416,885.83
  5. Step 5: Solve for x
    x = 66,495,416,885.83/276,295.15
  6. Step 6: Final answer
    x = 240,668.06

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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.