Home / 644,001.52-966,445.19-223,277.40

Finding the Fourth Proportional to 644,001.52, 966,445.19 and 223,277.40

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Solution

The fourth proportional to 644,001.52, 966,445.19 and 223,277.40 is: 335,069.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,001.52 : 966,445.19 = 223,277.40 : x
  2. Step 2: Convert to fraction form
    644,001.52/966,445.19 = 223,277.40/x
  3. Step 3: Cross multiply
    644,001.52x = 966,445.19 × 223,277.40
  4. Step 4: Simplify right side
    644,001.52x = 215,785,364,433.48
  5. Step 5: Solve for x
    x = 215,785,364,433.48/644,001.52
  6. Step 6: Final answer
    x = 335,069.65

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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.