Home / 735,123.80-1,102,685.70-617,025.80

Finding the Fourth Proportional to 735,123.80, 1,102,685.70 and 617,025.80

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Solution

The fourth proportional to 735,123.80, 1,102,685.70 and 617,025.80 is: 925,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,123.80 : 1,102,685.70 = 617,025.80 : x
  2. Step 2: Convert to fraction form
    735,123.80/1,102,685.70 = 617,025.80/x
  3. Step 3: Cross multiply
    735,123.80x = 1,102,685.70 × 617,025.80
  4. Step 4: Simplify right side
    735,123.80x = 680,385,526,191.06
  5. Step 5: Solve for x
    x = 680,385,526,191.06/735,123.80
  6. Step 6: Final answer
    x = 925,538.70

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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.