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Finding the Fourth Proportional to 692,734.28, 956,633.51 and 654,994.17

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Solution

The fourth proportional to 692,734.28, 956,633.51 and 654,994.17 is: 904,516.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,734.28 : 956,633.51 = 654,994.17 : x
  2. Step 2: Convert to fraction form
    692,734.28/956,633.51 = 654,994.17/x
  3. Step 3: Cross multiply
    692,734.28x = 956,633.51 × 654,994.17
  4. Step 4: Simplify right side
    692,734.28x = 626,589,373,514.12
  5. Step 5: Solve for x
    x = 626,589,373,514.12/692,734.28
  6. Step 6: Final answer
    x = 904,516.20

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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.