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Finding the Fourth Proportional to 463,315.60, 695,232.60 and 197,030.80

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Solution

The fourth proportional to 463,315.60, 695,232.60 and 197,030.80 is: 295,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,315.60 : 695,232.60 = 197,030.80 : x
  2. Step 2: Convert to fraction form
    463,315.60/695,232.60 = 197,030.80/x
  3. Step 3: Cross multiply
    463,315.60x = 695,232.60 × 197,030.80
  4. Step 4: Simplify right side
    463,315.60x = 136,982,235,364.08
  5. Step 5: Solve for x
    x = 136,982,235,364.08/463,315.60
  6. Step 6: Final answer
    x = 295,656.43

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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.