Home / 823,573.88-1,136,551.20-460,988.72

Finding the Fourth Proportional to 823,573.88, 1,136,551.20 and 460,988.72

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Solution

The fourth proportional to 823,573.88, 1,136,551.20 and 460,988.72 is: 636,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,573.88 : 1,136,551.20 = 460,988.72 : x
  2. Step 2: Convert to fraction form
    823,573.88/1,136,551.20 = 460,988.72/x
  3. Step 3: Cross multiply
    823,573.88x = 1,136,551.20 × 460,988.72
  4. Step 4: Simplify right side
    823,573.88x = 523,937,282,902.46
  5. Step 5: Solve for x
    x = 523,937,282,902.46/823,573.88
  6. Step 6: Final answer
    x = 636,175.21

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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.