Home / 617,972.96-926,976.08-197,248.16

Finding the Fourth Proportional to 617,972.96, 926,976.08 and 197,248.16

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Solution

The fourth proportional to 617,972.96, 926,976.08 and 197,248.16 is: 295,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,972.96 : 926,976.08 = 197,248.16 : x
  2. Step 2: Convert to fraction form
    617,972.96/926,976.08 = 197,248.16/x
  3. Step 3: Cross multiply
    617,972.96x = 926,976.08 × 197,248.16
  4. Step 4: Simplify right side
    617,972.96x = 182,844,326,144.01
  5. Step 5: Solve for x
    x = 182,844,326,144.01/617,972.96
  6. Step 6: Final answer
    x = 295,877.55

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Double scale
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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.