Home / 668,683.32-1,003,021.41-163,246.95

Finding the Fourth Proportional to 668,683.32, 1,003,021.41 and 163,246.95

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Solution

The fourth proportional to 668,683.32, 1,003,021.41 and 163,246.95 is: 244,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,683.32 : 1,003,021.41 = 163,246.95 : x
  2. Step 2: Convert to fraction form
    668,683.32/1,003,021.41 = 163,246.95/x
  3. Step 3: Cross multiply
    668,683.32x = 1,003,021.41 × 163,246.95
  4. Step 4: Simplify right side
    668,683.32x = 163,740,185,967.20
  5. Step 5: Solve for x
    x = 163,740,185,967.20/668,683.32
  6. Step 6: Final answer
    x = 244,869.55

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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.