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Finding the Fourth Proportional to 632,857.56, 873,336.77 and 342,462.76

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Solution

The fourth proportional to 632,857.56, 873,336.77 and 342,462.76 is: 472,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,857.56 : 873,336.77 = 342,462.76 : x
  2. Step 2: Convert to fraction form
    632,857.56/873,336.77 = 342,462.76/x
  3. Step 3: Cross multiply
    632,857.56x = 873,336.77 × 342,462.76
  4. Step 4: Simplify right side
    632,857.56x = 299,085,323,703.18
  5. Step 5: Solve for x
    x = 299,085,323,703.18/632,857.56
  6. Step 6: Final answer
    x = 472,595.01

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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.