Home / 823,402.35-1,136,345.28-460,818.66

Finding the Fourth Proportional to 823,402.35, 1,136,345.28 and 460,818.66

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Solution

The fourth proportional to 823,402.35, 1,136,345.28 and 460,818.66 is: 635,957.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,402.35 : 1,136,345.28 = 460,818.66 : x
  2. Step 2: Convert to fraction form
    823,402.35/1,136,345.28 = 460,818.66/x
  3. Step 3: Cross multiply
    823,402.35x = 1,136,345.28 × 460,818.66
  4. Step 4: Simplify right side
    823,402.35x = 523,649,109,226.93
  5. Step 5: Solve for x
    x = 523,649,109,226.93/823,402.35
  6. Step 6: Final answer
    x = 635,957.75

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Double scale
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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.