Home / 833,116.86-1,249,416.99-300,568.68

Finding the Fourth Proportional to 833,116.86, 1,249,416.99 and 300,568.68

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Solution

The fourth proportional to 833,116.86, 1,249,416.99 and 300,568.68 is: 450,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,116.86 : 1,249,416.99 = 300,568.68 : x
  2. Step 2: Convert to fraction form
    833,116.86/1,249,416.99 = 300,568.68/x
  3. Step 3: Cross multiply
    833,116.86x = 1,249,416.99 × 300,568.68
  4. Step 4: Simplify right side
    833,116.86x = 375,535,615,453.87
  5. Step 5: Solve for x
    x = 375,535,615,453.87/833,116.86
  6. Step 6: Final answer
    x = 450,759.83

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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.