Home / 697,081.60-1,045,768.20-223,814.80

Finding the Fourth Proportional to 697,081.60, 1,045,768.20 and 223,814.80

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Solution

The fourth proportional to 697,081.60, 1,045,768.20 and 223,814.80 is: 335,769.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,081.60 : 1,045,768.20 = 223,814.80 : x
  2. Step 2: Convert to fraction form
    697,081.60/1,045,768.20 = 223,814.80/x
  3. Step 3: Cross multiply
    697,081.60x = 1,045,768.20 × 223,814.80
  4. Step 4: Simplify right side
    697,081.60x = 234,058,400,529.36
  5. Step 5: Solve for x
    x = 234,058,400,529.36/697,081.60
  6. Step 6: Final answer
    x = 335,769.01

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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.