Home / 764,094.65-1,054,447.08-437,405.86

Finding the Fourth Proportional to 764,094.65, 1,054,447.08 and 437,405.86

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Solution

The fourth proportional to 764,094.65, 1,054,447.08 and 437,405.86 is: 603,618.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,094.65 : 1,054,447.08 = 437,405.86 : x
  2. Step 2: Convert to fraction form
    764,094.65/1,054,447.08 = 437,405.86/x
  3. Step 3: Cross multiply
    764,094.65x = 1,054,447.08 × 437,405.86
  4. Step 4: Simplify right side
    764,094.65x = 461,221,326,579.65
  5. Step 5: Solve for x
    x = 461,221,326,579.65/764,094.65
  6. Step 6: Final answer
    x = 603,618.06

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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.