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Finding the Fourth Proportional to 461,887.78, 692,831.37 and 336,326.77

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Solution

The fourth proportional to 461,887.78, 692,831.37 and 336,326.77 is: 504,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,887.78 : 692,831.37 = 336,326.77 : x
  2. Step 2: Convert to fraction form
    461,887.78/692,831.37 = 336,326.77/x
  3. Step 3: Cross multiply
    461,887.78x = 692,831.37 × 336,326.77
  4. Step 4: Simplify right side
    461,887.78x = 233,017,736,826.78
  5. Step 5: Solve for x
    x = 233,017,736,826.78/461,887.78
  6. Step 6: Final answer
    x = 504,489.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.