Home / 541,623.09-812,369.03-275,574.54

Finding the Fourth Proportional to 541,623.09, 812,369.03 and 275,574.54

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Solution

The fourth proportional to 541,623.09, 812,369.03 and 275,574.54 is: 413,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,623.09 : 812,369.03 = 275,574.54 : x
  2. Step 2: Convert to fraction form
    541,623.09/812,369.03 = 275,574.54/x
  3. Step 3: Cross multiply
    541,623.09x = 812,369.03 × 275,574.54
  4. Step 4: Simplify right side
    541,623.09x = 223,868,221,752.50
  5. Step 5: Solve for x
    x = 223,868,221,752.50/541,623.09
  6. Step 6: Final answer
    x = 413,328.43

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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.