Home / 823,076.51-1,135,461.95-532,781.73

Finding the Fourth Proportional to 823,076.51, 1,135,461.95 and 532,781.73

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Solution

The fourth proportional to 823,076.51, 1,135,461.95 and 532,781.73 is: 734,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,076.51 : 1,135,461.95 = 532,781.73 : x
  2. Step 2: Convert to fraction form
    823,076.51/1,135,461.95 = 532,781.73/x
  3. Step 3: Cross multiply
    823,076.51x = 1,135,461.95 × 532,781.73
  4. Step 4: Simplify right side
    823,076.51x = 604,953,382,070.17
  5. Step 5: Solve for x
    x = 604,953,382,070.17/823,076.51
  6. Step 6: Final answer
    x = 734,990.46

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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.