Home / 696,463.80-1,044,666.48-223,138.68

Finding the Fourth Proportional to 696,463.80, 1,044,666.48 and 223,138.68

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Solution

The fourth proportional to 696,463.80, 1,044,666.48 and 223,138.68 is: 334,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,463.80 : 1,044,666.48 = 223,138.68 : x
  2. Step 2: Convert to fraction form
    696,463.80/1,044,666.48 = 223,138.68/x
  3. Step 3: Cross multiply
    696,463.80x = 1,044,666.48 × 223,138.68
  4. Step 4: Simplify right side
    696,463.80x = 233,105,499,387.45
  5. Step 5: Solve for x
    x = 233,105,499,387.45/696,463.80
  6. Step 6: Final answer
    x = 334,698.66

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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.