Home / 438,193.50-604,707.03-236,989.50

Finding the Fourth Proportional to 438,193.50, 604,707.03 and 236,989.50

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Solution

The fourth proportional to 438,193.50, 604,707.03 and 236,989.50 is: 327,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,193.50 : 604,707.03 = 236,989.50 : x
  2. Step 2: Convert to fraction form
    438,193.50/604,707.03 = 236,989.50/x
  3. Step 3: Cross multiply
    438,193.50x = 604,707.03 × 236,989.50
  4. Step 4: Simplify right side
    438,193.50x = 143,309,216,686.19
  5. Step 5: Solve for x
    x = 143,309,216,686.19/438,193.50
  6. Step 6: Final answer
    x = 327,045.51

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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.