Home / 782,910.75-1,173,938.75-235,723.35

Finding the Fourth Proportional to 782,910.75, 1,173,938.75 and 235,723.35

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Solution

The fourth proportional to 782,910.75, 1,173,938.75 and 235,723.35 is: 353,456.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,910.75 : 1,173,938.75 = 235,723.35 : x
  2. Step 2: Convert to fraction form
    782,910.75/1,173,938.75 = 235,723.35/x
  3. Step 3: Cross multiply
    782,910.75x = 1,173,938.75 × 235,723.35
  4. Step 4: Simplify right side
    782,910.75x = 276,724,774,844.81
  5. Step 5: Solve for x
    x = 276,724,774,844.81/782,910.75
  6. Step 6: Final answer
    x = 353,456.35

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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.