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Finding the Fourth Proportional to 301,897.40, 452,327.70 and 196,662.20

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Solution

The fourth proportional to 301,897.40, 452,327.70 and 196,662.20 is: 294,655.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,897.40 : 452,327.70 = 196,662.20 : x
  2. Step 2: Convert to fraction form
    301,897.40/452,327.70 = 196,662.20/x
  3. Step 3: Cross multiply
    301,897.40x = 452,327.70 × 196,662.20
  4. Step 4: Simplify right side
    301,897.40x = 88,955,760,602.94
  5. Step 5: Solve for x
    x = 88,955,760,602.94/301,897.40
  6. Step 6: Final answer
    x = 294,655.60

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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.