Home / 692,243.66-1,038,828.82-242,966.64

Finding the Fourth Proportional to 692,243.66, 1,038,828.82 and 242,966.64

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Solution

The fourth proportional to 692,243.66, 1,038,828.82 and 242,966.64 is: 364,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,243.66 : 1,038,828.82 = 242,966.64 : x
  2. Step 2: Convert to fraction form
    692,243.66/1,038,828.82 = 242,966.64/x
  3. Step 3: Cross multiply
    692,243.66x = 1,038,828.82 × 242,966.64
  4. Step 4: Simplify right side
    692,243.66x = 252,400,747,930.57
  5. Step 5: Solve for x
    x = 252,400,747,930.57/692,243.66
  6. Step 6: Final answer
    x = 364,612.58

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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.