Home / 637,738.96-956,663.50-164,420.32

Finding the Fourth Proportional to 637,738.96, 956,663.50 and 164,420.32

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Solution

The fourth proportional to 637,738.96, 956,663.50 and 164,420.32 is: 246,644.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,738.96 : 956,663.50 = 164,420.32 : x
  2. Step 2: Convert to fraction form
    637,738.96/956,663.50 = 164,420.32/x
  3. Step 3: Cross multiply
    637,738.96x = 956,663.50 × 164,420.32
  4. Step 4: Simplify right side
    637,738.96x = 157,294,918,802.32
  5. Step 5: Solve for x
    x = 157,294,918,802.32/637,738.96
  6. Step 6: Final answer
    x = 246,644.68

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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.