Home / 617,945.02-927,012.30-262,863.70

Finding the Fourth Proportional to 617,945.02, 927,012.30 and 262,863.70

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Solution

The fourth proportional to 617,945.02, 927,012.30 and 262,863.70 is: 394,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,945.02 : 927,012.30 = 262,863.70 : x
  2. Step 2: Convert to fraction form
    617,945.02/927,012.30 = 262,863.70/x
  3. Step 3: Cross multiply
    617,945.02x = 927,012.30 × 262,863.70
  4. Step 4: Simplify right side
    617,945.02x = 243,677,883,123.51
  5. Step 5: Solve for x
    x = 243,677,883,123.51/617,945.02
  6. Step 6: Final answer
    x = 394,335.86

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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.