Home / 717,709.40-1,076,730.86-244,398.86

Finding the Fourth Proportional to 717,709.40, 1,076,730.86 and 244,398.86

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Solution

The fourth proportional to 717,709.40, 1,076,730.86 and 244,398.86 is: 366,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,709.40 : 1,076,730.86 = 244,398.86 : x
  2. Step 2: Convert to fraction form
    717,709.40/1,076,730.86 = 244,398.86/x
  3. Step 3: Cross multiply
    717,709.40x = 1,076,730.86 × 244,398.86
  4. Step 4: Simplify right side
    717,709.40x = 263,151,794,710.82
  5. Step 5: Solve for x
    x = 263,151,794,710.82/717,709.40
  6. Step 6: Final answer
    x = 366,655.08

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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.