Home / 793,430.20-1,191,311.70-557,817.40

Finding the Fourth Proportional to 793,430.20, 1,191,311.70 and 557,817.40

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Solution

The fourth proportional to 793,430.20, 1,191,311.70 and 557,817.40 is: 837,546.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,430.20 : 1,191,311.70 = 557,817.40 : x
  2. Step 2: Convert to fraction form
    793,430.20/1,191,311.70 = 557,817.40/x
  3. Step 3: Cross multiply
    793,430.20x = 1,191,311.70 × 557,817.40
  4. Step 4: Simplify right side
    793,430.20x = 664,534,395,083.58
  5. Step 5: Solve for x
    x = 664,534,395,083.58/793,430.20
  6. Step 6: Final answer
    x = 837,546.13

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Double scale
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Similar ratio
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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.