Home / 801,953.80-1,106,696.25-439,391.39

Finding the Fourth Proportional to 801,953.80, 1,106,696.25 and 439,391.39

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Solution

The fourth proportional to 801,953.80, 1,106,696.25 and 439,391.39 is: 606,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,953.80 : 1,106,696.25 = 439,391.39 : x
  2. Step 2: Convert to fraction form
    801,953.80/1,106,696.25 = 439,391.39/x
  3. Step 3: Cross multiply
    801,953.80x = 1,106,696.25 × 439,391.39
  4. Step 4: Simplify right side
    801,953.80x = 486,272,798,061.81
  5. Step 5: Solve for x
    x = 486,272,798,061.81/801,953.80
  6. Step 6: Final answer
    x = 606,360.12

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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.