Home / 760,236.11-1,140,392.09-227,706.40

Finding the Fourth Proportional to 760,236.11, 1,140,392.09 and 227,706.40

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Solution

The fourth proportional to 760,236.11, 1,140,392.09 and 227,706.40 is: 341,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,236.11 : 1,140,392.09 = 227,706.40 : x
  2. Step 2: Convert to fraction form
    760,236.11/1,140,392.09 = 227,706.40/x
  3. Step 3: Cross multiply
    760,236.11x = 1,140,392.09 × 227,706.40
  4. Step 4: Simplify right side
    760,236.11x = 259,674,575,120.66
  5. Step 5: Solve for x
    x = 259,674,575,120.66/760,236.11
  6. Step 6: Final answer
    x = 341,570.96

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Double scale
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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.