Home / 993,859.20-1,490,801.76-283,910.40

Finding the Fourth Proportional to 993,859.20, 1,490,801.76 and 283,910.40

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Solution

The fourth proportional to 993,859.20, 1,490,801.76 and 283,910.40 is: 425,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,859.20 : 1,490,801.76 = 283,910.40 : x
  2. Step 2: Convert to fraction form
    993,859.20/1,490,801.76 = 283,910.40/x
  3. Step 3: Cross multiply
    993,859.20x = 1,490,801.76 × 283,910.40
  4. Step 4: Simplify right side
    993,859.20x = 423,254,124,002.30
  5. Step 5: Solve for x
    x = 423,254,124,002.30/993,859.20
  6. Step 6: Final answer
    x = 425,869.30

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Double scale
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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.