Home / 691,175.01-1,036,606.99-247,943.01

Finding the Fourth Proportional to 691,175.01, 1,036,606.99 and 247,943.01

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Solution

The fourth proportional to 691,175.01, 1,036,606.99 and 247,943.01 is: 371,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,175.01 : 1,036,606.99 = 247,943.01 : x
  2. Step 2: Convert to fraction form
    691,175.01/1,036,606.99 = 247,943.01/x
  3. Step 3: Cross multiply
    691,175.01x = 1,036,606.99 × 247,943.01
  4. Step 4: Simplify right side
    691,175.01x = 257,019,457,287.64
  5. Step 5: Solve for x
    x = 257,019,457,287.64/691,175.01
  6. Step 6: Final answer
    x = 371,858.72

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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.