Home / 857,443.04-1,183,318.64-475,461.62

Finding the Fourth Proportional to 857,443.04, 1,183,318.64 and 475,461.62

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Solution

The fourth proportional to 857,443.04, 1,183,318.64 and 475,461.62 is: 656,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,443.04 : 1,183,318.64 = 475,461.62 : x
  2. Step 2: Convert to fraction form
    857,443.04/1,183,318.64 = 475,461.62/x
  3. Step 3: Cross multiply
    857,443.04x = 1,183,318.64 × 475,461.62
  4. Step 4: Simplify right side
    857,443.04x = 562,622,589,256.70
  5. Step 5: Solve for x
    x = 562,622,589,256.70/857,443.04
  6. Step 6: Final answer
    x = 656,163.23

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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.