Home / 823,935.18-1,234,426.53-291,116.37

Finding the Fourth Proportional to 823,935.18, 1,234,426.53 and 291,116.37

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Solution

The fourth proportional to 823,935.18, 1,234,426.53 and 291,116.37 is: 436,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,935.18 : 1,234,426.53 = 291,116.37 : x
  2. Step 2: Convert to fraction form
    823,935.18/1,234,426.53 = 291,116.37/x
  3. Step 3: Cross multiply
    823,935.18x = 1,234,426.53 × 291,116.37
  4. Step 4: Simplify right side
    823,935.18x = 359,361,770,445.30
  5. Step 5: Solve for x
    x = 359,361,770,445.30/823,935.18
  6. Step 6: Final answer
    x = 436,152.96

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Double scale
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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.