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Finding the Fourth Proportional to 302,626.76, 453,338.71 and 277,826.18

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Solution

The fourth proportional to 302,626.76, 453,338.71 and 277,826.18 is: 416,187.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,626.76 : 453,338.71 = 277,826.18 : x
  2. Step 2: Convert to fraction form
    302,626.76/453,338.71 = 277,826.18/x
  3. Step 3: Cross multiply
    302,626.76x = 453,338.71 × 277,826.18
  4. Step 4: Simplify right side
    302,626.76x = 125,949,362,045.43
  5. Step 5: Solve for x
    x = 125,949,362,045.43/302,626.76
  6. Step 6: Final answer
    x = 416,187.13

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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.