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Finding the Fourth Proportional to 692,776.32, 956,691.63 and 655,036.26

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Solution

The fourth proportional to 692,776.32, 956,691.63 and 655,036.26 is: 904,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,776.32 : 956,691.63 = 655,036.26 : x
  2. Step 2: Convert to fraction form
    692,776.32/956,691.63 = 655,036.26/x
  3. Step 3: Cross multiply
    692,776.32x = 956,691.63 × 655,036.26
  4. Step 4: Simplify right side
    692,776.32x = 626,667,707,288.50
  5. Step 5: Solve for x
    x = 626,667,707,288.50/692,776.32
  6. Step 6: Final answer
    x = 904,574.38

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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.