Home / 847,503.82-1,169,562.21-465,539.14

Finding the Fourth Proportional to 847,503.82, 1,169,562.21 and 465,539.14

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Solution

The fourth proportional to 847,503.82, 1,169,562.21 and 465,539.14 is: 642,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,503.82 : 1,169,562.21 = 465,539.14 : x
  2. Step 2: Convert to fraction form
    847,503.82/1,169,562.21 = 465,539.14/x
  3. Step 3: Cross multiply
    847,503.82x = 1,169,562.21 × 465,539.14
  4. Step 4: Simplify right side
    847,503.82x = 544,476,985,419.90
  5. Step 5: Solve for x
    x = 544,476,985,419.90/847,503.82
  6. Step 6: Final answer
    x = 642,447.82

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Double scale
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1.5x scale

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.