Home / 948,896.32-1,309,465.26-519,170.28

Finding the Fourth Proportional to 948,896.32, 1,309,465.26 and 519,170.28

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Solution

The fourth proportional to 948,896.32, 1,309,465.26 and 519,170.28 is: 716,448.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,896.32 : 1,309,465.26 = 519,170.28 : x
  2. Step 2: Convert to fraction form
    948,896.32/1,309,465.26 = 519,170.28/x
  3. Step 3: Cross multiply
    948,896.32x = 1,309,465.26 × 519,170.28
  4. Step 4: Simplify right side
    948,896.32x = 679,835,445,684.47
  5. Step 5: Solve for x
    x = 679,835,445,684.47/948,896.32
  6. Step 6: Final answer
    x = 716,448.61

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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.