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Finding the Fourth Proportional to 630,559.31, 945,812.50 and 293,484.02

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Solution

The fourth proportional to 630,559.31, 945,812.50 and 293,484.02 is: 440,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,559.31 : 945,812.50 = 293,484.02 : x
  2. Step 2: Convert to fraction form
    630,559.31/945,812.50 = 293,484.02/x
  3. Step 3: Cross multiply
    630,559.31x = 945,812.50 × 293,484.02
  4. Step 4: Simplify right side
    630,559.31x = 277,580,849,203.48
  5. Step 5: Solve for x
    x = 277,580,849,203.48/630,559.31
  6. Step 6: Final answer
    x = 440,213.71

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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.