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Finding the Fourth Proportional to 301,851.40, 452,777.10 and 202,124.20

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Solution

The fourth proportional to 301,851.40, 452,777.10 and 202,124.20 is: 303,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,851.40 : 452,777.10 = 202,124.20 : x
  2. Step 2: Convert to fraction form
    301,851.40/452,777.10 = 202,124.20/x
  3. Step 3: Cross multiply
    301,851.40x = 452,777.10 × 202,124.20
  4. Step 4: Simplify right side
    301,851.40x = 91,517,209,115.82
  5. Step 5: Solve for x
    x = 91,517,209,115.82/301,851.40
  6. Step 6: Final answer
    x = 303,186.30

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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.