Home / 684,982.35-945,252.41-379,071.64

Finding the Fourth Proportional to 684,982.35, 945,252.41 and 379,071.64

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Solution

The fourth proportional to 684,982.35, 945,252.41 and 379,071.64 is: 523,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,982.35 : 945,252.41 = 379,071.64 : x
  2. Step 2: Convert to fraction form
    684,982.35/945,252.41 = 379,071.64/x
  3. Step 3: Cross multiply
    684,982.35x = 945,252.41 × 379,071.64
  4. Step 4: Simplify right side
    684,982.35x = 358,318,377,014.16
  5. Step 5: Solve for x
    x = 358,318,377,014.16/684,982.35
  6. Step 6: Final answer
    x = 523,106.00

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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.