Home / 735,554.60-1,103,331.90-611,138.60

Finding the Fourth Proportional to 735,554.60, 1,103,331.90 and 611,138.60

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Solution

The fourth proportional to 735,554.60, 1,103,331.90 and 611,138.60 is: 916,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,554.60 : 1,103,331.90 = 611,138.60 : x
  2. Step 2: Convert to fraction form
    735,554.60/1,103,331.90 = 611,138.60/x
  3. Step 3: Cross multiply
    735,554.60x = 1,103,331.90 × 611,138.60
  4. Step 4: Simplify right side
    735,554.60x = 674,288,712,701.34
  5. Step 5: Solve for x
    x = 674,288,712,701.34/735,554.60
  6. Step 6: Final answer
    x = 916,707.90

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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.