Home / 738,681.66-1,108,022.49-177,716.16

Finding the Fourth Proportional to 738,681.66, 1,108,022.49 and 177,716.16

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Solution

The fourth proportional to 738,681.66, 1,108,022.49 and 177,716.16 is: 266,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,681.66 : 1,108,022.49 = 177,716.16 : x
  2. Step 2: Convert to fraction form
    738,681.66/1,108,022.49 = 177,716.16/x
  3. Step 3: Cross multiply
    738,681.66x = 1,108,022.49 × 177,716.16
  4. Step 4: Simplify right side
    738,681.66x = 196,913,502,116.44
  5. Step 5: Solve for x
    x = 196,913,502,116.44/738,681.66
  6. Step 6: Final answer
    x = 266,574.24

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.