Home / 923,363.78-1,274,263.46-579,214.20

Finding the Fourth Proportional to 923,363.78, 1,274,263.46 and 579,214.20

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Solution

The fourth proportional to 923,363.78, 1,274,263.46 and 579,214.20 is: 799,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,363.78 : 1,274,263.46 = 579,214.20 : x
  2. Step 2: Convert to fraction form
    923,363.78/1,274,263.46 = 579,214.20/x
  3. Step 3: Cross multiply
    923,363.78x = 1,274,263.46 × 579,214.20
  4. Step 4: Simplify right side
    923,363.78x = 738,071,490,573.13
  5. Step 5: Solve for x
    x = 738,071,490,573.13/923,363.78
  6. Step 6: Final answer
    x = 799,329.05

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Double scale
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Similar ratio
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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.