Home / 709,269.60-1,063,017.36-354,383.52

Finding the Fourth Proportional to 709,269.60, 1,063,017.36 and 354,383.52

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Solution

The fourth proportional to 709,269.60, 1,063,017.36 and 354,383.52 is: 531,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,269.60 : 1,063,017.36 = 354,383.52 : x
  2. Step 2: Convert to fraction form
    709,269.60/1,063,017.36 = 354,383.52/x
  3. Step 3: Cross multiply
    709,269.60x = 1,063,017.36 × 354,383.52
  4. Step 4: Simplify right side
    709,269.60x = 376,715,833,857.91
  5. Step 5: Solve for x
    x = 376,715,833,857.91/709,269.60
  6. Step 6: Final answer
    x = 531,132.07

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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.