Home / 432,417.36-648,660.60-151,997.52

Finding the Fourth Proportional to 432,417.36, 648,660.60 and 151,997.52

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Solution

The fourth proportional to 432,417.36, 648,660.60 and 151,997.52 is: 228,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,417.36 : 648,660.60 = 151,997.52 : x
  2. Step 2: Convert to fraction form
    432,417.36/648,660.60 = 151,997.52/x
  3. Step 3: Cross multiply
    432,417.36x = 648,660.60 × 151,997.52
  4. Step 4: Simplify right side
    432,417.36x = 98,594,802,521.71
  5. Step 5: Solve for x
    x = 98,594,802,521.71/432,417.36
  6. Step 6: Final answer
    x = 228,008.43

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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.