Home / 966,072.08-1,332,252.96-621,556.40

Finding the Fourth Proportional to 966,072.08, 1,332,252.96 and 621,556.40

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Solution

The fourth proportional to 966,072.08, 1,332,252.96 and 621,556.40 is: 857,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,072.08 : 1,332,252.96 = 621,556.40 : x
  2. Step 2: Convert to fraction form
    966,072.08/1,332,252.96 = 621,556.40/x
  3. Step 3: Cross multiply
    966,072.08x = 1,332,252.96 × 621,556.40
  4. Step 4: Simplify right side
    966,072.08x = 828,070,353,706.94
  5. Step 5: Solve for x
    x = 828,070,353,706.94/966,072.08
  6. Step 6: Final answer
    x = 857,151.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.