Home / 949,001.86-1,309,622.52-519,282.01

Finding the Fourth Proportional to 949,001.86, 1,309,622.52 and 519,282.01

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Solution

The fourth proportional to 949,001.86, 1,309,622.52 and 519,282.01 is: 716,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,001.86 : 1,309,622.52 = 519,282.01 : x
  2. Step 2: Convert to fraction form
    949,001.86/1,309,622.52 = 519,282.01/x
  3. Step 3: Cross multiply
    949,001.86x = 1,309,622.52 × 519,282.01
  4. Step 4: Simplify right side
    949,001.86x = 680,063,414,526.87
  5. Step 5: Solve for x
    x = 680,063,414,526.87/949,001.86
  6. Step 6: Final answer
    x = 716,609.15

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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.