Home / 894,880.35-1,234,935.09-492,472.35

Finding the Fourth Proportional to 894,880.35, 1,234,935.09 and 492,472.35

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Solution

The fourth proportional to 894,880.35, 1,234,935.09 and 492,472.35 is: 679,611.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,880.35 : 1,234,935.09 = 492,472.35 : x
  2. Step 2: Convert to fraction form
    894,880.35/1,234,935.09 = 492,472.35/x
  3. Step 3: Cross multiply
    894,880.35x = 1,234,935.09 × 492,472.35
  4. Step 4: Simplify right side
    894,880.35x = 608,171,385,869.76
  5. Step 5: Solve for x
    x = 608,171,385,869.76/894,880.35
  6. Step 6: Final answer
    x = 679,611.96

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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.