Home / 966,938.86-1,333,299.96-661,065.04

Finding the Fourth Proportional to 966,938.86, 1,333,299.96 and 661,065.04

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Solution

The fourth proportional to 966,938.86, 1,333,299.96 and 661,065.04 is: 911,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,938.86 : 1,333,299.96 = 661,065.04 : x
  2. Step 2: Convert to fraction form
    966,938.86/1,333,299.96 = 661,065.04/x
  3. Step 3: Cross multiply
    966,938.86x = 1,333,299.96 × 661,065.04
  4. Step 4: Simplify right side
    966,938.86x = 881,397,991,389.40
  5. Step 5: Solve for x
    x = 881,397,991,389.40/966,938.86
  6. Step 6: Final answer
    x = 911,534.36

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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.