Home / 779,674.22-1,167,408.60-509,132.18

Finding the Fourth Proportional to 779,674.22, 1,167,408.60 and 509,132.18

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Solution

The fourth proportional to 779,674.22, 1,167,408.60 and 509,132.18 is: 762,325.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,674.22 : 1,167,408.60 = 509,132.18 : x
  2. Step 2: Convert to fraction form
    779,674.22/1,167,408.60 = 509,132.18/x
  3. Step 3: Cross multiply
    779,674.22x = 1,167,408.60 × 509,132.18
  4. Step 4: Simplify right side
    779,674.22x = 594,365,285,468.75
  5. Step 5: Solve for x
    x = 594,365,285,468.75/779,674.22
  6. Step 6: Final answer
    x = 762,325.17

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Double scale
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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.