Home / 607,336.40-911,026.20-186,611.60

Finding the Fourth Proportional to 607,336.40, 911,026.20 and 186,611.60

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Solution

The fourth proportional to 607,336.40, 911,026.20 and 186,611.60 is: 279,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,336.40 : 911,026.20 = 186,611.60 : x
  2. Step 2: Convert to fraction form
    607,336.40/911,026.20 = 186,611.60/x
  3. Step 3: Cross multiply
    607,336.40x = 911,026.20 × 186,611.60
  4. Step 4: Simplify right side
    607,336.40x = 170,008,056,823.92
  5. Step 5: Solve for x
    x = 170,008,056,823.92/607,336.40
  6. Step 6: Final answer
    x = 279,924.04

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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.