Home / 624,926.82-862,484.85-383,166.66

Finding the Fourth Proportional to 624,926.82, 862,484.85 and 383,166.66

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Solution

The fourth proportional to 624,926.82, 862,484.85 and 383,166.66 is: 528,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,926.82 : 862,484.85 = 383,166.66 : x
  2. Step 2: Convert to fraction form
    624,926.82/862,484.85 = 383,166.66/x
  3. Step 3: Cross multiply
    624,926.82x = 862,484.85 × 383,166.66
  4. Step 4: Simplify right side
    624,926.82x = 330,475,439,275.10
  5. Step 5: Solve for x
    x = 330,475,439,275.10/624,926.82
  6. Step 6: Final answer
    x = 528,822.62

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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.