Home / 677,333.40-1,016,000.10-615,125.40

Finding the Fourth Proportional to 677,333.40, 1,016,000.10 and 615,125.40

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Solution

The fourth proportional to 677,333.40, 1,016,000.10 and 615,125.40 is: 922,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,333.40 : 1,016,000.10 = 615,125.40 : x
  2. Step 2: Convert to fraction form
    677,333.40/1,016,000.10 = 615,125.40/x
  3. Step 3: Cross multiply
    677,333.40x = 1,016,000.10 × 615,125.40
  4. Step 4: Simplify right side
    677,333.40x = 624,967,467,912.54
  5. Step 5: Solve for x
    x = 624,967,467,912.54/677,333.40
  6. Step 6: Final answer
    x = 922,688.10

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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.