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Finding the Fourth Proportional to 601,873.34, 830,670.74 and 372,504.50

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Solution

The fourth proportional to 601,873.34, 830,670.74 and 372,504.50 is: 514,109.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,873.34 : 830,670.74 = 372,504.50 : x
  2. Step 2: Convert to fraction form
    601,873.34/830,670.74 = 372,504.50/x
  3. Step 3: Cross multiply
    601,873.34x = 830,670.74 × 372,504.50
  4. Step 4: Simplify right side
    601,873.34x = 309,428,586,923.44
  5. Step 5: Solve for x
    x = 309,428,586,923.44/601,873.34
  6. Step 6: Final answer
    x = 514,109.15

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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.