Home / 753,646.96-1,040,032.57-414,137.08

Finding the Fourth Proportional to 753,646.96, 1,040,032.57 and 414,137.08

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Solution

The fourth proportional to 753,646.96, 1,040,032.57 and 414,137.08 is: 571,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,646.96 : 1,040,032.57 = 414,137.08 : x
  2. Step 2: Convert to fraction form
    753,646.96/1,040,032.57 = 414,137.08/x
  3. Step 3: Cross multiply
    753,646.96x = 1,040,032.57 × 414,137.08
  4. Step 4: Simplify right side
    753,646.96x = 430,716,049,574.01
  5. Step 5: Solve for x
    x = 430,716,049,574.01/753,646.96
  6. Step 6: Final answer
    x = 571,509.04

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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.