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Finding the Fourth Proportional to 614,900.80, 922,351.20 and 377,473.60

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Solution

The fourth proportional to 614,900.80, 922,351.20 and 377,473.60 is: 566,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,900.80 : 922,351.20 = 377,473.60 : x
  2. Step 2: Convert to fraction form
    614,900.80/922,351.20 = 377,473.60/x
  3. Step 3: Cross multiply
    614,900.80x = 922,351.20 × 377,473.60
  4. Step 4: Simplify right side
    614,900.80x = 348,163,227,928.32
  5. Step 5: Solve for x
    x = 348,163,227,928.32/614,900.80
  6. Step 6: Final answer
    x = 566,210.40

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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.