Home / 543,840.36-750,499.02-302,145.24

Finding the Fourth Proportional to 543,840.36, 750,499.02 and 302,145.24

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Solution

The fourth proportional to 543,840.36, 750,499.02 and 302,145.24 is: 416,960.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,840.36 : 750,499.02 = 302,145.24 : x
  2. Step 2: Convert to fraction form
    543,840.36/750,499.02 = 302,145.24/x
  3. Step 3: Cross multiply
    543,840.36x = 750,499.02 × 302,145.24
  4. Step 4: Simplify right side
    543,840.36x = 226,759,706,517.67
  5. Step 5: Solve for x
    x = 226,759,706,517.67/543,840.36
  6. Step 6: Final answer
    x = 416,960.06

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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.