Home / 694,066.80-1,041,100.20-195,430.80

Finding the Fourth Proportional to 694,066.80, 1,041,100.20 and 195,430.80

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Solution

The fourth proportional to 694,066.80, 1,041,100.20 and 195,430.80 is: 293,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,066.80 : 1,041,100.20 = 195,430.80 : x
  2. Step 2: Convert to fraction form
    694,066.80/1,041,100.20 = 195,430.80/x
  3. Step 3: Cross multiply
    694,066.80x = 1,041,100.20 × 195,430.80
  4. Step 4: Simplify right side
    694,066.80x = 203,463,044,966.16
  5. Step 5: Solve for x
    x = 203,463,044,966.16/694,066.80
  6. Step 6: Final answer
    x = 293,146.20

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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.