Home / 953,382.36-1,315,677.12-517,808.20

Finding the Fourth Proportional to 953,382.36, 1,315,677.12 and 517,808.20

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Solution

The fourth proportional to 953,382.36, 1,315,677.12 and 517,808.20 is: 714,580.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,382.36 : 1,315,677.12 = 517,808.20 : x
  2. Step 2: Convert to fraction form
    953,382.36/1,315,677.12 = 517,808.20/x
  3. Step 3: Cross multiply
    953,382.36x = 1,315,677.12 × 517,808.20
  4. Step 4: Simplify right side
    953,382.36x = 681,268,401,288.38
  5. Step 5: Solve for x
    x = 681,268,401,288.38/953,382.36
  6. Step 6: Final answer
    x = 714,580.46

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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.