Home / 938,587.50-1,408,146.12-264,675.20

Finding the Fourth Proportional to 938,587.50, 1,408,146.12 and 264,675.20

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Solution

The fourth proportional to 938,587.50, 1,408,146.12 and 264,675.20 is: 397,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,587.50 : 1,408,146.12 = 264,675.20 : x
  2. Step 2: Convert to fraction form
    938,587.50/1,408,146.12 = 264,675.20/x
  3. Step 3: Cross multiply
    938,587.50x = 1,408,146.12 × 264,675.20
  4. Step 4: Simplify right side
    938,587.50x = 372,701,348,899.49
  5. Step 5: Solve for x
    x = 372,701,348,899.49/938,587.50
  6. Step 6: Final answer
    x = 397,087.48

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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.