Home / 530,678.05-795,935.48-290,910.74

Finding the Fourth Proportional to 530,678.05, 795,935.48 and 290,910.74

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Solution

The fourth proportional to 530,678.05, 795,935.48 and 290,910.74 is: 436,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,678.05 : 795,935.48 = 290,910.74 : x
  2. Step 2: Convert to fraction form
    530,678.05/795,935.48 = 290,910.74/x
  3. Step 3: Cross multiply
    530,678.05x = 795,935.48 × 290,910.74
  4. Step 4: Simplify right side
    530,678.05x = 231,546,180,158.33
  5. Step 5: Solve for x
    x = 231,546,180,158.33/530,678.05
  6. Step 6: Final answer
    x = 436,321.38

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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.