Home / 628,811.10-943,131.60-250,010.55

Finding the Fourth Proportional to 628,811.10, 943,131.60 and 250,010.55

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Solution

The fourth proportional to 628,811.10, 943,131.60 and 250,010.55 is: 374,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,811.10 : 943,131.60 = 250,010.55 : x
  2. Step 2: Convert to fraction form
    628,811.10/943,131.60 = 250,010.55/x
  3. Step 3: Cross multiply
    628,811.10x = 943,131.60 × 250,010.55
  4. Step 4: Simplify right side
    628,811.10x = 235,792,850,038.38
  5. Step 5: Solve for x
    x = 235,792,850,038.38/628,811.10
  6. Step 6: Final answer
    x = 374,982.01

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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.