Home / 803,727.66-1,109,140.27-441,157.69

Finding the Fourth Proportional to 803,727.66, 1,109,140.27 and 441,157.69

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Solution

The fourth proportional to 803,727.66, 1,109,140.27 and 441,157.69 is: 608,795.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,727.66 : 1,109,140.27 = 441,157.69 : x
  2. Step 2: Convert to fraction form
    803,727.66/1,109,140.27 = 441,157.69/x
  3. Step 3: Cross multiply
    803,727.66x = 1,109,140.27 × 441,157.69
  4. Step 4: Simplify right side
    803,727.66x = 489,305,759,399.18
  5. Step 5: Solve for x
    x = 489,305,759,399.18/803,727.66
  6. Step 6: Final answer
    x = 608,795.47

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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.