Home / 935,590.80-1,403,058.15-486,162.30

Finding the Fourth Proportional to 935,590.80, 1,403,058.15 and 486,162.30

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Solution

The fourth proportional to 935,590.80, 1,403,058.15 and 486,162.30 is: 729,072.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,590.80 : 1,403,058.15 = 486,162.30 : x
  2. Step 2: Convert to fraction form
    935,590.80/1,403,058.15 = 486,162.30/x
  3. Step 3: Cross multiply
    935,590.80x = 1,403,058.15 × 486,162.30
  4. Step 4: Simplify right side
    935,590.80x = 682,113,977,237.75
  5. Step 5: Solve for x
    x = 682,113,977,237.75/935,590.80
  6. Step 6: Final answer
    x = 729,072.98

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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.