Home / 208,601.44-312,901.54-180,437.74

Finding the Fourth Proportional to 208,601.44, 312,901.54 and 180,437.74

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Solution

The fourth proportional to 208,601.44, 312,901.54 and 180,437.74 is: 270,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,601.44 : 312,901.54 = 180,437.74 : x
  2. Step 2: Convert to fraction form
    208,601.44/312,901.54 = 180,437.74/x
  3. Step 3: Cross multiply
    208,601.44x = 312,901.54 × 180,437.74
  4. Step 4: Simplify right side
    208,601.44x = 56,459,246,720.12
  5. Step 5: Solve for x
    x = 56,459,246,720.12/208,601.44
  6. Step 6: Final answer
    x = 270,656.07

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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.