Home / 829,400.20-1,244,100.30-563,979.40

Finding the Fourth Proportional to 829,400.20, 1,244,100.30 and 563,979.40

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Solution

The fourth proportional to 829,400.20, 1,244,100.30 and 563,979.40 is: 845,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,400.20 : 1,244,100.30 = 563,979.40 : x
  2. Step 2: Convert to fraction form
    829,400.20/1,244,100.30 = 563,979.40/x
  3. Step 3: Cross multiply
    829,400.20x = 1,244,100.30 × 563,979.40
  4. Step 4: Simplify right side
    829,400.20x = 701,646,940,733.82
  5. Step 5: Solve for x
    x = 701,646,940,733.82/829,400.20
  6. Step 6: Final answer
    x = 845,969.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.