Home / 920,216.70-1,269,886.97-533,084.90

Finding the Fourth Proportional to 920,216.70, 1,269,886.97 and 533,084.90

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Solution

The fourth proportional to 920,216.70, 1,269,886.97 and 533,084.90 is: 735,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,216.70 : 1,269,886.97 = 533,084.90 : x
  2. Step 2: Convert to fraction form
    920,216.70/1,269,886.97 = 533,084.90/x
  3. Step 3: Cross multiply
    920,216.70x = 1,269,886.97 × 533,084.90
  4. Step 4: Simplify right side
    920,216.70x = 676,957,560,398.43
  5. Step 5: Solve for x
    x = 676,957,560,398.43/920,216.70
  6. Step 6: Final answer
    x = 735,650.16

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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.