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Finding the Fourth Proportional to 614,852.80, 922,279.20 and 362,910.40

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Solution

The fourth proportional to 614,852.80, 922,279.20 and 362,910.40 is: 544,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,852.80 : 922,279.20 = 362,910.40 : x
  2. Step 2: Convert to fraction form
    614,852.80/922,279.20 = 362,910.40/x
  3. Step 3: Cross multiply
    614,852.80x = 922,279.20 × 362,910.40
  4. Step 4: Simplify right side
    614,852.80x = 334,704,713,383.68
  5. Step 5: Solve for x
    x = 334,704,713,383.68/614,852.80
  6. Step 6: Final answer
    x = 544,365.60

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Similar ratio
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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.