Home / 953,429.09-1,315,406.25-545,382.27

Finding the Fourth Proportional to 953,429.09, 1,315,406.25 and 545,382.27

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Solution

The fourth proportional to 953,429.09, 1,315,406.25 and 545,382.27 is: 752,441.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,429.09 : 1,315,406.25 = 545,382.27 : x
  2. Step 2: Convert to fraction form
    953,429.09/1,315,406.25 = 545,382.27/x
  3. Step 3: Cross multiply
    953,429.09x = 1,315,406.25 × 545,382.27
  4. Step 4: Simplify right side
    953,429.09x = 717,399,246,597.19
  5. Step 5: Solve for x
    x = 717,399,246,597.19/953,429.09
  6. Step 6: Final answer
    x = 752,441.12

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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.