Home / 617,946.20-927,005.70-262,957.40

Finding the Fourth Proportional to 617,946.20, 927,005.70 and 262,957.40

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Solution

The fourth proportional to 617,946.20, 927,005.70 and 262,957.40 is: 394,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,946.20 : 927,005.70 = 262,957.40 : x
  2. Step 2: Convert to fraction form
    617,946.20/927,005.70 = 262,957.40/x
  3. Step 3: Cross multiply
    617,946.20x = 927,005.70 × 262,957.40
  4. Step 4: Simplify right side
    617,946.20x = 243,763,008,657.18
  5. Step 5: Solve for x
    x = 243,763,008,657.18/617,946.20
  6. Step 6: Final answer
    x = 394,472.87

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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.