Home / 738,111.60-1,106,292.60-382,942.80

Finding the Fourth Proportional to 738,111.60, 1,106,292.60 and 382,942.80

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Solution

The fourth proportional to 738,111.60, 1,106,292.60 and 382,942.80 is: 573,960.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,111.60 : 1,106,292.60 = 382,942.80 : x
  2. Step 2: Convert to fraction form
    738,111.60/1,106,292.60 = 382,942.80/x
  3. Step 3: Cross multiply
    738,111.60x = 1,106,292.60 × 382,942.80
  4. Step 4: Simplify right side
    738,111.60x = 423,646,785,863.28
  5. Step 5: Solve for x
    x = 423,646,785,863.28/738,111.60
  6. Step 6: Final answer
    x = 573,960.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.