Home / 644,476.08-966,684.96-223,784.76

Finding the Fourth Proportional to 644,476.08, 966,684.96 and 223,784.76

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Solution

The fourth proportional to 644,476.08, 966,684.96 and 223,784.76 is: 335,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,476.08 : 966,684.96 = 223,784.76 : x
  2. Step 2: Convert to fraction form
    644,476.08/966,684.96 = 223,784.76/x
  3. Step 3: Cross multiply
    644,476.08x = 966,684.96 × 223,784.76
  4. Step 4: Simplify right side
    644,476.08x = 216,329,361,769.21
  5. Step 5: Solve for x
    x = 216,329,361,769.21/644,476.08
  6. Step 6: Final answer
    x = 335,667.01

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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.