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Finding the Fourth Proportional to 622,683.84, 934,050.36 and 173,443.98

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Solution

The fourth proportional to 622,683.84, 934,050.36 and 173,443.98 is: 260,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,683.84 : 934,050.36 = 173,443.98 : x
  2. Step 2: Convert to fraction form
    622,683.84/934,050.36 = 173,443.98/x
  3. Step 3: Cross multiply
    622,683.84x = 934,050.36 × 173,443.98
  4. Step 4: Simplify right side
    622,683.84x = 162,005,411,958.83
  5. Step 5: Solve for x
    x = 162,005,411,958.83/622,683.84
  6. Step 6: Final answer
    x = 260,172.82

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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.