Home / 851,043.66-1,174,448.43-469,085.10

Finding the Fourth Proportional to 851,043.66, 1,174,448.43 and 469,085.10

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Solution

The fourth proportional to 851,043.66, 1,174,448.43 and 469,085.10 is: 647,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,043.66 : 1,174,448.43 = 469,085.10 : x
  2. Step 2: Convert to fraction form
    851,043.66/1,174,448.43 = 469,085.10/x
  3. Step 3: Cross multiply
    851,043.66x = 1,174,448.43 × 469,085.10
  4. Step 4: Simplify right side
    851,043.66x = 550,916,259,231.39
  5. Step 5: Solve for x
    x = 550,916,259,231.39/851,043.66
  6. Step 6: Final answer
    x = 647,341.95

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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.