Home / 830,327.74-1,240,942.13-606,160.22

Finding the Fourth Proportional to 830,327.74, 1,240,942.13 and 606,160.22

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Solution

The fourth proportional to 830,327.74, 1,240,942.13 and 606,160.22 is: 905,919.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,327.74 : 1,240,942.13 = 606,160.22 : x
  2. Step 2: Convert to fraction form
    830,327.74/1,240,942.13 = 606,160.22/x
  3. Step 3: Cross multiply
    830,327.74x = 1,240,942.13 × 606,160.22
  4. Step 4: Simplify right side
    830,327.74x = 752,209,751,497.27
  5. Step 5: Solve for x
    x = 752,209,751,497.27/830,327.74
  6. Step 6: Final answer
    x = 905,919.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.