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Finding the Fourth Proportional to 514,777.91, 710,392.28 and 282,204.44

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Solution

The fourth proportional to 514,777.91, 710,392.28 and 282,204.44 is: 389,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,777.91 : 710,392.28 = 282,204.44 : x
  2. Step 2: Convert to fraction form
    514,777.91/710,392.28 = 282,204.44/x
  3. Step 3: Cross multiply
    514,777.91x = 710,392.28 × 282,204.44
  4. Step 4: Simplify right side
    514,777.91x = 200,475,855,557.72
  5. Step 5: Solve for x
    x = 200,475,855,557.72/514,777.91
  6. Step 6: Final answer
    x = 389,441.45

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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.