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Finding the Fourth Proportional to 514,179.16, 771,192.78 and 301,045.48

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Solution

The fourth proportional to 514,179.16, 771,192.78 and 301,045.48 is: 451,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,179.16 : 771,192.78 = 301,045.48 : x
  2. Step 2: Convert to fraction form
    514,179.16/771,192.78 = 301,045.48/x
  3. Step 3: Cross multiply
    514,179.16x = 771,192.78 × 301,045.48
  4. Step 4: Simplify right side
    514,179.16x = 232,164,100,627.63
  5. Step 5: Solve for x
    x = 232,164,100,627.63/514,179.16
  6. Step 6: Final answer
    x = 451,523.75

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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.