Home / 941,448.15-1,411,378.56-408,567.78

Finding the Fourth Proportional to 941,448.15, 1,411,378.56 and 408,567.78

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Solution

The fourth proportional to 941,448.15, 1,411,378.56 and 408,567.78 is: 612,507.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,448.15 : 1,411,378.56 = 408,567.78 : x
  2. Step 2: Convert to fraction form
    941,448.15/1,411,378.56 = 408,567.78/x
  3. Step 3: Cross multiply
    941,448.15x = 1,411,378.56 × 408,567.78
  4. Step 4: Simplify right side
    941,448.15x = 576,643,804,998.80
  5. Step 5: Solve for x
    x = 576,643,804,998.80/941,448.15
  6. Step 6: Final answer
    x = 612,507.24

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1.5x scale

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.