Home / 671,885.10-1,008,058.05-298,176.30

Finding the Fourth Proportional to 671,885.10, 1,008,058.05 and 298,176.30

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Solution

The fourth proportional to 671,885.10, 1,008,058.05 and 298,176.30 is: 447,366.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,885.10 : 1,008,058.05 = 298,176.30 : x
  2. Step 2: Convert to fraction form
    671,885.10/1,008,058.05 = 298,176.30/x
  3. Step 3: Cross multiply
    671,885.10x = 1,008,058.05 × 298,176.30
  4. Step 4: Simplify right side
    671,885.10x = 300,579,019,534.22
  5. Step 5: Solve for x
    x = 300,579,019,534.22/671,885.10
  6. Step 6: Final answer
    x = 447,366.70

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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.