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Finding the Fourth Proportional to 590,051.70, 885,077.55 and 163,586.70

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Solution

The fourth proportional to 590,051.70, 885,077.55 and 163,586.70 is: 245,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,051.70 : 885,077.55 = 163,586.70 : x
  2. Step 2: Convert to fraction form
    590,051.70/885,077.55 = 163,586.70/x
  3. Step 3: Cross multiply
    590,051.70x = 885,077.55 × 163,586.70
  4. Step 4: Simplify right side
    590,051.70x = 144,786,915,648.59
  5. Step 5: Solve for x
    x = 144,786,915,648.59/590,051.70
  6. Step 6: Final answer
    x = 245,380.05

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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.