Home / 447,681.25-618,325.01-296,515.81

Finding the Fourth Proportional to 447,681.25, 618,325.01 and 296,515.81

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Solution

The fourth proportional to 447,681.25, 618,325.01 and 296,515.81 is: 409,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,681.25 : 618,325.01 = 296,515.81 : x
  2. Step 2: Convert to fraction form
    447,681.25/618,325.01 = 296,515.81/x
  3. Step 3: Cross multiply
    447,681.25x = 618,325.01 × 296,515.81
  4. Step 4: Simplify right side
    447,681.25x = 183,343,141,183.41
  5. Step 5: Solve for x
    x = 183,343,141,183.41/447,681.25
  6. Step 6: Final answer
    x = 409,539.47

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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.