Home / 949,360.23-1,310,106.45-519,635.23

Finding the Fourth Proportional to 949,360.23, 1,310,106.45 and 519,635.23

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Solution

The fourth proportional to 949,360.23, 1,310,106.45 and 519,635.23 is: 717,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,360.23 : 1,310,106.45 = 519,635.23 : x
  2. Step 2: Convert to fraction form
    949,360.23/1,310,106.45 = 519,635.23/x
  3. Step 3: Cross multiply
    949,360.23x = 1,310,106.45 × 519,635.23
  4. Step 4: Simplify right side
    949,360.23x = 680,777,466,470.23
  5. Step 5: Solve for x
    x = 680,777,466,470.23/949,360.23
  6. Step 6: Final answer
    x = 717,090.78

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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.