Home / 506,831.60-760,272.64-151,811.76

Finding the Fourth Proportional to 506,831.60, 760,272.64 and 151,811.76

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Solution

The fourth proportional to 506,831.60, 760,272.64 and 151,811.76 is: 227,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,831.60 : 760,272.64 = 151,811.76 : x
  2. Step 2: Convert to fraction form
    506,831.60/760,272.64 = 151,811.76/x
  3. Step 3: Cross multiply
    506,831.60x = 760,272.64 × 151,811.76
  4. Step 4: Simplify right side
    506,831.60x = 115,418,327,558.25
  5. Step 5: Solve for x
    x = 115,418,327,558.25/506,831.60
  6. Step 6: Final answer
    x = 227,725.20

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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.