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Finding the Fourth Proportional to 514,235.17, 771,850.30 and 248,182.98

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Solution

The fourth proportional to 514,235.17, 771,850.30 and 248,182.98 is: 372,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,235.17 : 771,850.30 = 248,182.98 : x
  2. Step 2: Convert to fraction form
    514,235.17/771,850.30 = 248,182.98/x
  3. Step 3: Cross multiply
    514,235.17x = 771,850.30 × 248,182.98
  4. Step 4: Simplify right side
    514,235.17x = 191,560,107,567.89
  5. Step 5: Solve for x
    x = 191,560,107,567.89/514,235.17
  6. Step 6: Final answer
    x = 372,514.60

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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.