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Finding the Fourth Proportional to 243,263.42, 364,894.26 and 65,770.39

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Solution

The fourth proportional to 243,263.42, 364,894.26 and 65,770.39 is: 98,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,263.42 : 364,894.26 = 65,770.39 : x
  2. Step 2: Convert to fraction form
    243,263.42/364,894.26 = 65,770.39/x
  3. Step 3: Cross multiply
    243,263.42x = 364,894.26 × 65,770.39
  4. Step 4: Simplify right side
    243,263.42x = 23,999,237,788.96
  5. Step 5: Solve for x
    x = 23,999,237,788.96/243,263.42
  6. Step 6: Final answer
    x = 98,655.35

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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.