Home / 321,905.90-482,858.85-237,925.10

Finding the Fourth Proportional to 321,905.90, 482,858.85 and 237,925.10

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Solution

The fourth proportional to 321,905.90, 482,858.85 and 237,925.10 is: 356,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,905.90 : 482,858.85 = 237,925.10 : x
  2. Step 2: Convert to fraction form
    321,905.90/482,858.85 = 237,925.10/x
  3. Step 3: Cross multiply
    321,905.90x = 482,858.85 × 237,925.10
  4. Step 4: Simplify right side
    321,905.90x = 114,884,240,172.14
  5. Step 5: Solve for x
    x = 114,884,240,172.14/321,905.90
  6. Step 6: Final answer
    x = 356,887.65

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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.