Home / 607,531.40-911,297.10-186,752.60

Finding the Fourth Proportional to 607,531.40, 911,297.10 and 186,752.60

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Solution

The fourth proportional to 607,531.40, 911,297.10 and 186,752.60 is: 280,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,531.40 : 911,297.10 = 186,752.60 : x
  2. Step 2: Convert to fraction form
    607,531.40/911,297.10 = 186,752.60/x
  3. Step 3: Cross multiply
    607,531.40x = 911,297.10 × 186,752.60
  4. Step 4: Simplify right side
    607,531.40x = 170,187,102,797.46
  5. Step 5: Solve for x
    x = 170,187,102,797.46/607,531.40
  6. Step 6: Final answer
    x = 280,128.90

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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.