Home / 1,003,430.20-1,503,104.10-623,183.80

Finding the Fourth Proportional to 1,003,430.20, 1,503,104.10 and 623,183.80

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Solution

The fourth proportional to 1,003,430.20, 1,503,104.10 and 623,183.80 is: 933,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,430.20 : 1,503,104.10 = 623,183.80 : x
  2. Step 2: Convert to fraction form
    1,003,430.20/1,503,104.10 = 623,183.80/x
  3. Step 3: Cross multiply
    1,003,430.20x = 1,503,104.10 × 623,183.80
  4. Step 4: Simplify right side
    1,003,430.20x = 936,710,124,833.58
  5. Step 5: Solve for x
    x = 936,710,124,833.58/1,003,430.20
  6. Step 6: Final answer
    x = 933,508.01

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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.