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Finding the Fourth Proportional to 566,479.20, 849,718.80 and 192,502.20

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Solution

The fourth proportional to 566,479.20, 849,718.80 and 192,502.20 is: 288,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,479.20 : 849,718.80 = 192,502.20 : x
  2. Step 2: Convert to fraction form
    566,479.20/849,718.80 = 192,502.20/x
  3. Step 3: Cross multiply
    566,479.20x = 849,718.80 × 192,502.20
  4. Step 4: Simplify right side
    566,479.20x = 163,572,738,381.36
  5. Step 5: Solve for x
    x = 163,572,738,381.36/566,479.20
  6. Step 6: Final answer
    x = 288,753.30

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Similar ratio
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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.