Home / 772,349.42-1,158,521.82-195,971.59

Finding the Fourth Proportional to 772,349.42, 1,158,521.82 and 195,971.59

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Solution

The fourth proportional to 772,349.42, 1,158,521.82 and 195,971.59 is: 293,956.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,349.42 : 1,158,521.82 = 195,971.59 : x
  2. Step 2: Convert to fraction form
    772,349.42/1,158,521.82 = 195,971.59/x
  3. Step 3: Cross multiply
    772,349.42x = 1,158,521.82 × 195,971.59
  4. Step 4: Simplify right side
    772,349.42x = 227,037,356,342.63
  5. Step 5: Solve for x
    x = 227,037,356,342.63/772,349.42
  6. Step 6: Final answer
    x = 293,956.79

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Double scale
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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.