Home / 966,935.36-1,333,295.12-661,061.60

Finding the Fourth Proportional to 966,935.36, 1,333,295.12 and 661,061.60

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Solution

The fourth proportional to 966,935.36, 1,333,295.12 and 661,061.60 is: 911,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,935.36 : 1,333,295.12 = 661,061.60 : x
  2. Step 2: Convert to fraction form
    966,935.36/1,333,295.12 = 661,061.60/x
  3. Step 3: Cross multiply
    966,935.36x = 1,333,295.12 × 661,061.60
  4. Step 4: Simplify right side
    966,935.36x = 881,390,205,299.39
  5. Step 5: Solve for x
    x = 881,390,205,299.39/966,935.36
  6. Step 6: Final answer
    x = 911,529.60

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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.