Home / 709,091.50-1,063,646.51-235,776.86

Finding the Fourth Proportional to 709,091.50, 1,063,646.51 and 235,776.86

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Solution

The fourth proportional to 709,091.50, 1,063,646.51 and 235,776.86 is: 353,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,091.50 : 1,063,646.51 = 235,776.86 : x
  2. Step 2: Convert to fraction form
    709,091.50/1,063,646.51 = 235,776.86/x
  3. Step 3: Cross multiply
    709,091.50x = 1,063,646.51 × 235,776.86
  4. Step 4: Simplify right side
    709,091.50x = 250,783,234,277.76
  5. Step 5: Solve for x
    x = 250,783,234,277.76/709,091.50
  6. Step 6: Final answer
    x = 353,668.37

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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.