Home / 917,748.35-1,376,622.53-559,025.68

Finding the Fourth Proportional to 917,748.35, 1,376,622.53 and 559,025.68

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Solution

The fourth proportional to 917,748.35, 1,376,622.53 and 559,025.68 is: 838,538.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,748.35 : 1,376,622.53 = 559,025.68 : x
  2. Step 2: Convert to fraction form
    917,748.35/1,376,622.53 = 559,025.68/x
  3. Step 3: Cross multiply
    917,748.35x = 1,376,622.53 × 559,025.68
  4. Step 4: Simplify right side
    917,748.35x = 769,567,336,258.33
  5. Step 5: Solve for x
    x = 769,567,336,258.33/917,748.35
  6. Step 6: Final answer
    x = 838,538.51

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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.