Home / 388,830.63-583,475.57-164,176.52

Finding the Fourth Proportional to 388,830.63, 583,475.57 and 164,176.52

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Solution

The fourth proportional to 388,830.63, 583,475.57 and 164,176.52 is: 246,361.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,830.63 : 583,475.57 = 164,176.52 : x
  2. Step 2: Convert to fraction form
    388,830.63/583,475.57 = 164,176.52/x
  3. Step 3: Cross multiply
    388,830.63x = 583,475.57 × 164,176.52
  4. Step 4: Simplify right side
    388,830.63x = 95,792,987,539.37
  5. Step 5: Solve for x
    x = 95,792,987,539.37/388,830.63
  6. Step 6: Final answer
    x = 246,361.74

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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.