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Finding the Fourth Proportional to 592,308.48, 817,441.92 and 324,076.80

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Solution

The fourth proportional to 592,308.48, 817,441.92 and 324,076.80 is: 447,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,308.48 : 817,441.92 = 324,076.80 : x
  2. Step 2: Convert to fraction form
    592,308.48/817,441.92 = 324,076.80/x
  3. Step 3: Cross multiply
    592,308.48x = 817,441.92 × 324,076.80
  4. Step 4: Simplify right side
    592,308.48x = 264,913,961,619.46
  5. Step 5: Solve for x
    x = 264,913,961,619.46/592,308.48
  6. Step 6: Final answer
    x = 447,256.74

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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.