Home / 910,866.56-1,366,144.96-245,863.04

Finding the Fourth Proportional to 910,866.56, 1,366,144.96 and 245,863.04

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Solution

The fourth proportional to 910,866.56, 1,366,144.96 and 245,863.04 is: 368,752.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,866.56 : 1,366,144.96 = 245,863.04 : x
  2. Step 2: Convert to fraction form
    910,866.56/1,366,144.96 = 245,863.04/x
  3. Step 3: Cross multiply
    910,866.56x = 1,366,144.96 × 245,863.04
  4. Step 4: Simplify right side
    910,866.56x = 335,884,552,946.28
  5. Step 5: Solve for x
    x = 335,884,552,946.28/910,866.56
  6. Step 6: Final answer
    x = 368,752.75

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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.