Home / 460,512.06-635,528.61-256,576.74

Finding the Fourth Proportional to 460,512.06, 635,528.61 and 256,576.74

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Solution

The fourth proportional to 460,512.06, 635,528.61 and 256,576.74 is: 354,088.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,512.06 : 635,528.61 = 256,576.74 : x
  2. Step 2: Convert to fraction form
    460,512.06/635,528.61 = 256,576.74/x
  3. Step 3: Cross multiply
    460,512.06x = 635,528.61 × 256,576.74
  4. Step 4: Simplify right side
    460,512.06x = 163,061,858,930.53
  5. Step 5: Solve for x
    x = 163,061,858,930.53/460,512.06
  6. Step 6: Final answer
    x = 354,088.14

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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.