Home / 317,681.28-476,522.08-199,435.64

Finding the Fourth Proportional to 317,681.28, 476,522.08 and 199,435.64

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Solution

The fourth proportional to 317,681.28, 476,522.08 and 199,435.64 is: 299,153.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,681.28 : 476,522.08 = 199,435.64 : x
  2. Step 2: Convert to fraction form
    317,681.28/476,522.08 = 199,435.64/x
  3. Step 3: Cross multiply
    317,681.28x = 476,522.08 × 199,435.64
  4. Step 4: Simplify right side
    317,681.28x = 95,035,485,998.93
  5. Step 5: Solve for x
    x = 95,035,485,998.93/317,681.28
  6. Step 6: Final answer
    x = 299,153.56

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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.