Home / 511,799.57-706,055.02-296,815.04

Finding the Fourth Proportional to 511,799.57, 706,055.02 and 296,815.04

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Solution

The fourth proportional to 511,799.57, 706,055.02 and 296,815.04 is: 409,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,799.57 : 706,055.02 = 296,815.04 : x
  2. Step 2: Convert to fraction form
    511,799.57/706,055.02 = 296,815.04/x
  3. Step 3: Cross multiply
    511,799.57x = 706,055.02 × 296,815.04
  4. Step 4: Simplify right side
    511,799.57x = 209,567,749,003.50
  5. Step 5: Solve for x
    x = 209,567,749,003.50/511,799.57
  6. Step 6: Final answer
    x = 409,472.30

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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.