Home / 628,338.04-942,594.60-201,886.72

Finding the Fourth Proportional to 628,338.04, 942,594.60 and 201,886.72

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Solution

The fourth proportional to 628,338.04, 942,594.60 and 201,886.72 is: 302,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,338.04 : 942,594.60 = 201,886.72 : x
  2. Step 2: Convert to fraction form
    628,338.04/942,594.60 = 201,886.72/x
  3. Step 3: Cross multiply
    628,338.04x = 942,594.60 × 201,886.72
  4. Step 4: Simplify right side
    628,338.04x = 190,297,332,083.71
  5. Step 5: Solve for x
    x = 190,297,332,083.71/628,338.04
  6. Step 6: Final answer
    x = 302,858.21

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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.