Home / 445,417.04-613,872.32-324,366.60

Finding the Fourth Proportional to 445,417.04, 613,872.32 and 324,366.60

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Solution

The fourth proportional to 445,417.04, 613,872.32 and 324,366.60 is: 447,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,417.04 : 613,872.32 = 324,366.60 : x
  2. Step 2: Convert to fraction form
    445,417.04/613,872.32 = 324,366.60/x
  3. Step 3: Cross multiply
    445,417.04x = 613,872.32 × 324,366.60
  4. Step 4: Simplify right side
    445,417.04x = 199,119,677,272.51
  5. Step 5: Solve for x
    x = 199,119,677,272.51/445,417.04
  6. Step 6: Final answer
    x = 447,041.00

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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.