Home / 961,869.60-1,442,804.40-251,969.40

Finding the Fourth Proportional to 961,869.60, 1,442,804.40 and 251,969.40

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Solution

The fourth proportional to 961,869.60, 1,442,804.40 and 251,969.40 is: 377,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,869.60 : 1,442,804.40 = 251,969.40 : x
  2. Step 2: Convert to fraction form
    961,869.60/1,442,804.40 = 251,969.40/x
  3. Step 3: Cross multiply
    961,869.60x = 1,442,804.40 × 251,969.40
  4. Step 4: Simplify right side
    961,869.60x = 363,542,558,985.36
  5. Step 5: Solve for x
    x = 363,542,558,985.36/961,869.60
  6. Step 6: Final answer
    x = 377,954.10

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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.