Home / 343,161.04-473,589.06-220,762.72

Finding the Fourth Proportional to 343,161.04, 473,589.06 and 220,762.72

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Solution

The fourth proportional to 343,161.04, 473,589.06 and 220,762.72 is: 304,669.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,161.04 : 473,589.06 = 220,762.72 : x
  2. Step 2: Convert to fraction form
    343,161.04/473,589.06 = 220,762.72/x
  3. Step 3: Cross multiply
    343,161.04x = 473,589.06 × 220,762.72
  4. Step 4: Simplify right side
    343,161.04x = 104,550,809,047.84
  5. Step 5: Solve for x
    x = 104,550,809,047.84/343,161.04
  6. Step 6: Final answer
    x = 304,669.81

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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.