Home / 356,039.07-533,689.54-222,612.93

Finding the Fourth Proportional to 356,039.07, 533,689.54 and 222,612.93

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Solution

The fourth proportional to 356,039.07, 533,689.54 and 222,612.93 is: 333,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,039.07 : 533,689.54 = 222,612.93 : x
  2. Step 2: Convert to fraction form
    356,039.07/533,689.54 = 222,612.93/x
  3. Step 3: Cross multiply
    356,039.07x = 533,689.54 × 222,612.93
  4. Step 4: Simplify right side
    356,039.07x = 118,806,191,096.69
  5. Step 5: Solve for x
    x = 118,806,191,096.69/356,039.07
  6. Step 6: Final answer
    x = 333,688.64

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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.