Home / 917,951.19-1,266,244.89-573,188.56

Finding the Fourth Proportional to 917,951.19, 1,266,244.89 and 573,188.56

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Solution

The fourth proportional to 917,951.19, 1,266,244.89 and 573,188.56 is: 790,670.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,951.19 : 1,266,244.89 = 573,188.56 : x
  2. Step 2: Convert to fraction form
    917,951.19/1,266,244.89 = 573,188.56/x
  3. Step 3: Cross multiply
    917,951.19x = 1,266,244.89 × 573,188.56
  4. Step 4: Simplify right side
    917,951.19x = 725,797,081,940.85
  5. Step 5: Solve for x
    x = 725,797,081,940.85/917,951.19
  6. Step 6: Final answer
    x = 790,670.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.