Home / 786,596.67-1,085,535.81-442,448.66

Finding the Fourth Proportional to 786,596.67, 1,085,535.81 and 442,448.66

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Solution

The fourth proportional to 786,596.67, 1,085,535.81 and 442,448.66 is: 610,597.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,596.67 : 1,085,535.81 = 442,448.66 : x
  2. Step 2: Convert to fraction form
    786,596.67/1,085,535.81 = 442,448.66/x
  3. Step 3: Cross multiply
    786,596.67x = 1,085,535.81 × 442,448.66
  4. Step 4: Simplify right side
    786,596.67x = 480,293,867,230.35
  5. Step 5: Solve for x
    x = 480,293,867,230.35/786,596.67
  6. Step 6: Final answer
    x = 610,597.38

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.