Home / 770,045.92-1,155,200.40-237,556.96

Finding the Fourth Proportional to 770,045.92, 1,155,200.40 and 237,556.96

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Solution

The fourth proportional to 770,045.92, 1,155,200.40 and 237,556.96 is: 356,376.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,045.92 : 1,155,200.40 = 237,556.96 : x
  2. Step 2: Convert to fraction form
    770,045.92/1,155,200.40 = 237,556.96/x
  3. Step 3: Cross multiply
    770,045.92x = 1,155,200.40 × 237,556.96
  4. Step 4: Simplify right side
    770,045.92x = 274,425,895,214.78
  5. Step 5: Solve for x
    x = 274,425,895,214.78/770,045.92
  6. Step 6: Final answer
    x = 356,376.01

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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.