Home / 470,086.94-648,724.65-255,228.77

Finding the Fourth Proportional to 470,086.94, 648,724.65 and 255,228.77

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Solution

The fourth proportional to 470,086.94, 648,724.65 and 255,228.77 is: 352,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,086.94 : 648,724.65 = 255,228.77 : x
  2. Step 2: Convert to fraction form
    470,086.94/648,724.65 = 255,228.77/x
  3. Step 3: Cross multiply
    470,086.94x = 648,724.65 × 255,228.77
  4. Step 4: Simplify right side
    470,086.94x = 165,573,195,152.88
  5. Step 5: Solve for x
    x = 165,573,195,152.88/470,086.94
  6. Step 6: Final answer
    x = 352,218.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.