Home / 637,968.90-956,921.52-238,580.31

Finding the Fourth Proportional to 637,968.90, 956,921.52 and 238,580.31

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Solution

The fourth proportional to 637,968.90, 956,921.52 and 238,580.31 is: 357,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,968.90 : 956,921.52 = 238,580.31 : x
  2. Step 2: Convert to fraction form
    637,968.90/956,921.52 = 238,580.31/x
  3. Step 3: Cross multiply
    637,968.90x = 956,921.52 × 238,580.31
  4. Step 4: Simplify right side
    637,968.90x = 228,302,632,887.27
  5. Step 5: Solve for x
    x = 228,302,632,887.27/637,968.90
  6. Step 6: Final answer
    x = 357,858.56

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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.