Home / 851,066.16-1,174,479.48-469,107.60

Finding the Fourth Proportional to 851,066.16, 1,174,479.48 and 469,107.60

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Solution

The fourth proportional to 851,066.16, 1,174,479.48 and 469,107.60 is: 647,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,066.16 : 1,174,479.48 = 469,107.60 : x
  2. Step 2: Convert to fraction form
    851,066.16/1,174,479.48 = 469,107.60/x
  3. Step 3: Cross multiply
    851,066.16x = 1,174,479.48 × 469,107.60
  4. Step 4: Simplify right side
    851,066.16x = 550,957,250,112.05
  5. Step 5: Solve for x
    x = 550,957,250,112.05/851,066.16
  6. Step 6: Final answer
    x = 647,373.00

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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.