Home / 763,770.07-1,145,654.93-195,152.24

Finding the Fourth Proportional to 763,770.07, 1,145,654.93 and 195,152.24

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Solution

The fourth proportional to 763,770.07, 1,145,654.93 and 195,152.24 is: 292,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,770.07 : 1,145,654.93 = 195,152.24 : x
  2. Step 2: Convert to fraction form
    763,770.07/1,145,654.93 = 195,152.24/x
  3. Step 3: Cross multiply
    763,770.07x = 1,145,654.93 × 195,152.24
  4. Step 4: Simplify right side
    763,770.07x = 223,577,122,215.39
  5. Step 5: Solve for x
    x = 223,577,122,215.39/763,770.07
  6. Step 6: Final answer
    x = 292,728.31

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Double scale
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Similar ratio
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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.