Home / 617,572.40-926,623.52-238,759.20

Finding the Fourth Proportional to 617,572.40, 926,623.52 and 238,759.20

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Solution

The fourth proportional to 617,572.40, 926,623.52 and 238,759.20 is: 358,241.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,572.40 : 926,623.52 = 238,759.20 : x
  2. Step 2: Convert to fraction form
    617,572.40/926,623.52 = 238,759.20/x
  3. Step 3: Cross multiply
    617,572.40x = 926,623.52 × 238,759.20
  4. Step 4: Simplify right side
    617,572.40x = 221,239,890,336.38
  5. Step 5: Solve for x
    x = 221,239,890,336.38/617,572.40
  6. Step 6: Final answer
    x = 358,241.22

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1.5x scale

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.