Home / 830,293.85-1,240,891.62-606,126.35

Finding the Fourth Proportional to 830,293.85, 1,240,891.62 and 606,126.35

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Solution

The fourth proportional to 830,293.85, 1,240,891.62 and 606,126.35 is: 905,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,293.85 : 1,240,891.62 = 606,126.35 : x
  2. Step 2: Convert to fraction form
    830,293.85/1,240,891.62 = 606,126.35/x
  3. Step 3: Cross multiply
    830,293.85x = 1,240,891.62 × 606,126.35
  4. Step 4: Simplify right side
    830,293.85x = 752,137,102,171.73
  5. Step 5: Solve for x
    x = 752,137,102,171.73/830,293.85
  6. Step 6: Final answer
    x = 905,868.57

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Double scale
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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.