Home / 961,237.07-1,441,998.95-353,978.68

Finding the Fourth Proportional to 961,237.07, 1,441,998.95 and 353,978.68

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Solution

The fourth proportional to 961,237.07, 1,441,998.95 and 353,978.68 is: 531,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,237.07 : 1,441,998.95 = 353,978.68 : x
  2. Step 2: Convert to fraction form
    961,237.07/1,441,998.95 = 353,978.68/x
  3. Step 3: Cross multiply
    961,237.07x = 1,441,998.95 × 353,978.68
  4. Step 4: Simplify right side
    961,237.07x = 510,436,882,162.34
  5. Step 5: Solve for x
    x = 510,436,882,162.34/961,237.07
  6. Step 6: Final answer
    x = 531,020.80

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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.