Home / 998,048.34-1,377,140.13-568,335.06

Finding the Fourth Proportional to 998,048.34, 1,377,140.13 and 568,335.06

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Solution

The fourth proportional to 998,048.34, 1,377,140.13 and 568,335.06 is: 784,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,048.34 : 1,377,140.13 = 568,335.06 : x
  2. Step 2: Convert to fraction form
    998,048.34/1,377,140.13 = 568,335.06/x
  3. Step 3: Cross multiply
    998,048.34x = 1,377,140.13 × 568,335.06
  4. Step 4: Simplify right side
    998,048.34x = 782,677,018,411.96
  5. Step 5: Solve for x
    x = 782,677,018,411.96/998,048.34
  6. Step 6: Final answer
    x = 784,207.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.