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Finding the Fourth Proportional to 444,417.64, 613,334.64 and 253,439.08

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Solution

The fourth proportional to 444,417.64, 613,334.64 and 253,439.08 is: 349,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,417.64 : 613,334.64 = 253,439.08 : x
  2. Step 2: Convert to fraction form
    444,417.64/613,334.64 = 253,439.08/x
  3. Step 3: Cross multiply
    444,417.64x = 613,334.64 × 253,439.08
  4. Step 4: Simplify right side
    444,417.64x = 155,442,966,893.73
  5. Step 5: Solve for x
    x = 155,442,966,893.73/444,417.64
  6. Step 6: Final answer
    x = 349,767.77

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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.