Home / 654,984.24-903,878.03-364,589.51

Finding the Fourth Proportional to 654,984.24, 903,878.03 and 364,589.51

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Solution

The fourth proportional to 654,984.24, 903,878.03 and 364,589.51 is: 503,133.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,984.24 : 903,878.03 = 364,589.51 : x
  2. Step 2: Convert to fraction form
    654,984.24/903,878.03 = 364,589.51/x
  3. Step 3: Cross multiply
    654,984.24x = 903,878.03 × 364,589.51
  4. Step 4: Simplify right side
    654,984.24x = 329,544,441,715.13
  5. Step 5: Solve for x
    x = 329,544,441,715.13/654,984.24
  6. Step 6: Final answer
    x = 503,133.39

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Double scale
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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.