Home / 369,238.40-553,462.08-263,737.28

Finding the Fourth Proportional to 369,238.40, 553,462.08 and 263,737.28

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Solution

The fourth proportional to 369,238.40, 553,462.08 and 263,737.28 is: 395,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,238.40 : 553,462.08 = 263,737.28 : x
  2. Step 2: Convert to fraction form
    369,238.40/553,462.08 = 263,737.28/x
  3. Step 3: Cross multiply
    369,238.40x = 553,462.08 × 263,737.28
  4. Step 4: Simplify right side
    369,238.40x = 145,968,583,562.34
  5. Step 5: Solve for x
    x = 145,968,583,562.34/369,238.40
  6. Step 6: Final answer
    x = 395,323.41

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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.