Home / 857,576.70-1,183,528.53-475,726.50

Finding the Fourth Proportional to 857,576.70, 1,183,528.53 and 475,726.50

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Solution

The fourth proportional to 857,576.70, 1,183,528.53 and 475,726.50 is: 656,542.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,576.70 : 1,183,528.53 = 475,726.50 : x
  2. Step 2: Convert to fraction form
    857,576.70/1,183,528.53 = 475,726.50/x
  3. Step 3: Cross multiply
    857,576.70x = 1,183,528.53 × 475,726.50
  4. Step 4: Simplify right side
    857,576.70x = 563,035,885,227.05
  5. Step 5: Solve for x
    x = 563,035,885,227.05/857,576.70
  6. Step 6: Final answer
    x = 656,542.89

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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.