Home / 692,447.53-1,038,805.96-265,952.16

Finding the Fourth Proportional to 692,447.53, 1,038,805.96 and 265,952.16

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Solution

The fourth proportional to 692,447.53, 1,038,805.96 and 265,952.16 is: 398,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,447.53 : 1,038,805.96 = 265,952.16 : x
  2. Step 2: Convert to fraction form
    692,447.53/1,038,805.96 = 265,952.16/x
  3. Step 3: Cross multiply
    692,447.53x = 1,038,805.96 × 265,952.16
  4. Step 4: Simplify right side
    692,447.53x = 276,272,684,821.13
  5. Step 5: Solve for x
    x = 276,272,684,821.13/692,447.53
  6. Step 6: Final answer
    x = 398,979.95

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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.