Home / 786,195.60-1,084,950.28-446,664.40

Finding the Fourth Proportional to 786,195.60, 1,084,950.28 and 446,664.40

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Solution

The fourth proportional to 786,195.60, 1,084,950.28 and 446,664.40 is: 616,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,195.60 : 1,084,950.28 = 446,664.40 : x
  2. Step 2: Convert to fraction form
    786,195.60/1,084,950.28 = 446,664.40/x
  3. Step 3: Cross multiply
    786,195.60x = 1,084,950.28 × 446,664.40
  4. Step 4: Simplify right side
    786,195.60x = 484,608,665,846.03
  5. Step 5: Solve for x
    x = 484,608,665,846.03/786,195.60
  6. Step 6: Final answer
    x = 616,397.07

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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.