Home / 829,301.46-1,144,789.11-557,526.96

Finding the Fourth Proportional to 829,301.46, 1,144,789.11 and 557,526.96

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Solution

The fourth proportional to 829,301.46, 1,144,789.11 and 557,526.96 is: 769,624.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,301.46 : 1,144,789.11 = 557,526.96 : x
  2. Step 2: Convert to fraction form
    829,301.46/1,144,789.11 = 557,526.96/x
  3. Step 3: Cross multiply
    829,301.46x = 1,144,789.11 × 557,526.96
  4. Step 4: Simplify right side
    829,301.46x = 638,250,792,339.41
  5. Step 5: Solve for x
    x = 638,250,792,339.41/829,301.46
  6. Step 6: Final answer
    x = 769,624.59

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Double scale
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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.