Home / 953,993.43-1,431,646.26-393,027.93

Finding the Fourth Proportional to 953,993.43, 1,431,646.26 and 393,027.93

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Solution

The fourth proportional to 953,993.43, 1,431,646.26 and 393,027.93 is: 589,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,993.43 : 1,431,646.26 = 393,027.93 : x
  2. Step 2: Convert to fraction form
    953,993.43/1,431,646.26 = 393,027.93/x
  3. Step 3: Cross multiply
    953,993.43x = 1,431,646.26 × 393,027.93
  4. Step 4: Simplify right side
    953,993.43x = 562,676,966,060.04
  5. Step 5: Solve for x
    x = 562,676,966,060.04/953,993.43
  6. Step 6: Final answer
    x = 589,812.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.