Home / 657,211.50-985,817.34-158,575.50

Finding the Fourth Proportional to 657,211.50, 985,817.34 and 158,575.50

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Solution

The fourth proportional to 657,211.50, 985,817.34 and 158,575.50 is: 237,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,211.50 : 985,817.34 = 158,575.50 : x
  2. Step 2: Convert to fraction form
    657,211.50/985,817.34 = 158,575.50/x
  3. Step 3: Cross multiply
    657,211.50x = 985,817.34 × 158,575.50
  4. Step 4: Simplify right side
    657,211.50x = 156,326,477,599.17
  5. Step 5: Solve for x
    x = 156,326,477,599.17/657,211.50
  6. Step 6: Final answer
    x = 237,863.27

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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.