Home / 801,830.59-1,106,553.76-439,254.35

Finding the Fourth Proportional to 801,830.59, 1,106,553.76 and 439,254.35

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Solution

The fourth proportional to 801,830.59, 1,106,553.76 and 439,254.35 is: 606,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,830.59 : 1,106,553.76 = 439,254.35 : x
  2. Step 2: Convert to fraction form
    801,830.59/1,106,553.76 = 439,254.35/x
  3. Step 3: Cross multiply
    801,830.59x = 1,106,553.76 × 439,254.35
  4. Step 4: Simplify right side
    801,830.59x = 486,058,553,219.71
  5. Step 5: Solve for x
    x = 486,058,553,219.71/801,830.59
  6. Step 6: Final answer
    x = 606,186.09

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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.