Home / 607,966.64-911,968.48-208,601.76

Finding the Fourth Proportional to 607,966.64, 911,968.48 and 208,601.76

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Solution

The fourth proportional to 607,966.64, 911,968.48 and 208,601.76 is: 312,908.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,966.64 : 911,968.48 = 208,601.76 : x
  2. Step 2: Convert to fraction form
    607,966.64/911,968.48 = 208,601.76/x
  3. Step 3: Cross multiply
    607,966.64x = 911,968.48 × 208,601.76
  4. Step 4: Simplify right side
    607,966.64x = 190,238,229,992.53
  5. Step 5: Solve for x
    x = 190,238,229,992.53/607,966.64
  6. Step 6: Final answer
    x = 312,908.99

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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.