Home / 764,999.04-1,146,708-291,557.28

Finding the Fourth Proportional to 764,999.04, 1,146,708 and 291,557.28

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Solution

The fourth proportional to 764,999.04, 1,146,708 and 291,557.28 is: 437,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,999.04 : 1,146,708 = 291,557.28 : x
  2. Step 2: Convert to fraction form
    764,999.04/1,146,708 = 291,557.28/x
  3. Step 3: Cross multiply
    764,999.04x = 1,146,708 × 291,557.28
  4. Step 4: Simplify right side
    764,999.04x = 334,331,065,434.24
  5. Step 5: Solve for x
    x = 334,331,065,434.24/764,999.04
  6. Step 6: Final answer
    x = 437,034.62

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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.