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Finding the Fourth Proportional to 216,807.03, 325,349.36 and 117,036.70

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Solution

The fourth proportional to 216,807.03, 325,349.36 and 117,036.70 is: 175,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,807.03 : 325,349.36 = 117,036.70 : x
  2. Step 2: Convert to fraction form
    216,807.03/325,349.36 = 117,036.70/x
  3. Step 3: Cross multiply
    216,807.03x = 325,349.36 × 117,036.70
  4. Step 4: Simplify right side
    216,807.03x = 38,077,814,481.84
  5. Step 5: Solve for x
    x = 38,077,814,481.84/216,807.03
  6. Step 6: Final answer
    x = 175,629.98

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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.