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Finding the Fourth Proportional to 556,963.20, 835,444.80 and 182,998.40

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Solution

The fourth proportional to 556,963.20, 835,444.80 and 182,998.40 is: 274,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,963.20 : 835,444.80 = 182,998.40 : x
  2. Step 2: Convert to fraction form
    556,963.20/835,444.80 = 182,998.40/x
  3. Step 3: Cross multiply
    556,963.20x = 835,444.80 × 182,998.40
  4. Step 4: Simplify right side
    556,963.20x = 152,885,061,688.32
  5. Step 5: Solve for x
    x = 152,885,061,688.32/556,963.20
  6. Step 6: Final answer
    x = 274,497.60

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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.