Home / 455,501.48-681,926.26-238,846.46

Finding the Fourth Proportional to 455,501.48, 681,926.26 and 238,846.46

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Solution

The fourth proportional to 455,501.48, 681,926.26 and 238,846.46 is: 357,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,501.48 : 681,926.26 = 238,846.46 : x
  2. Step 2: Convert to fraction form
    455,501.48/681,926.26 = 238,846.46/x
  3. Step 3: Cross multiply
    455,501.48x = 681,926.26 × 238,846.46
  4. Step 4: Simplify right side
    455,501.48x = 162,875,669,623.13
  5. Step 5: Solve for x
    x = 162,875,669,623.13/455,501.48
  6. Step 6: Final answer
    x = 357,574.41

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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.