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Finding the Fourth Proportional to 371,260.02, 512,335.80 and 201,494.22

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Solution

The fourth proportional to 371,260.02, 512,335.80 and 201,494.22 is: 278,060.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,260.02 : 512,335.80 = 201,494.22 : x
  2. Step 2: Convert to fraction form
    371,260.02/512,335.80 = 201,494.22/x
  3. Step 3: Cross multiply
    371,260.02x = 512,335.80 × 201,494.22
  4. Step 4: Simplify right side
    371,260.02x = 103,232,702,399.08
  5. Step 5: Solve for x
    x = 103,232,702,399.08/371,260.02
  6. Step 6: Final answer
    x = 278,060.38

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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.