Home / 949,104.01-1,309,763.55-519,384.16

Finding the Fourth Proportional to 949,104.01, 1,309,763.55 and 519,384.16

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Solution

The fourth proportional to 949,104.01, 1,309,763.55 and 519,384.16 is: 716,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,104.01 : 1,309,763.55 = 519,384.16 : x
  2. Step 2: Convert to fraction form
    949,104.01/1,309,763.55 = 519,384.16/x
  3. Step 3: Cross multiply
    949,104.01x = 1,309,763.55 × 519,384.16
  4. Step 4: Simplify right side
    949,104.01x = 680,270,441,215.37
  5. Step 5: Solve for x
    x = 680,270,441,215.37/949,104.01
  6. Step 6: Final answer
    x = 716,750.15

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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.