Home / 437,684.55-656,432.06-117,828.51

Finding the Fourth Proportional to 437,684.55, 656,432.06 and 117,828.51

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Solution

The fourth proportional to 437,684.55, 656,432.06 and 117,828.51 is: 176,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,684.55 : 656,432.06 = 117,828.51 : x
  2. Step 2: Convert to fraction form
    437,684.55/656,432.06 = 117,828.51/x
  3. Step 3: Cross multiply
    437,684.55x = 656,432.06 × 117,828.51
  4. Step 4: Simplify right side
    437,684.55x = 77,346,410,956.89
  5. Step 5: Solve for x
    x = 77,346,410,956.89/437,684.55
  6. Step 6: Final answer
    x = 176,717.25

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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.