Home / 827,317.50-1,141,573.79-464,671.89

Finding the Fourth Proportional to 827,317.50, 1,141,573.79 and 464,671.89

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Solution

The fourth proportional to 827,317.50, 1,141,573.79 and 464,671.89 is: 641,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,317.50 : 1,141,573.79 = 464,671.89 : x
  2. Step 2: Convert to fraction form
    827,317.50/1,141,573.79 = 464,671.89/x
  3. Step 3: Cross multiply
    827,317.50x = 1,141,573.79 × 464,671.89
  4. Step 4: Simplify right side
    827,317.50x = 530,457,248,250.40
  5. Step 5: Solve for x
    x = 530,457,248,250.40/827,317.50
  6. Step 6: Final answer
    x = 641,177.36

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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.