Home / 960,020.10-1,440,030.15-603,879.30

Finding the Fourth Proportional to 960,020.10, 1,440,030.15 and 603,879.30

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Solution

The fourth proportional to 960,020.10, 1,440,030.15 and 603,879.30 is: 905,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,020.10 : 1,440,030.15 = 603,879.30 : x
  2. Step 2: Convert to fraction form
    960,020.10/1,440,030.15 = 603,879.30/x
  3. Step 3: Cross multiply
    960,020.10x = 1,440,030.15 × 603,879.30
  4. Step 4: Simplify right side
    960,020.10x = 869,604,398,960.90
  5. Step 5: Solve for x
    x = 869,604,398,960.90/960,020.10
  6. Step 6: Final answer
    x = 905,818.95

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Double scale
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Similar ratio
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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.