Home / 473,200.11-652,939.04-279,581.09

Finding the Fourth Proportional to 473,200.11, 652,939.04 and 279,581.09

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Solution

The fourth proportional to 473,200.11, 652,939.04 and 279,581.09 is: 385,776.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,200.11 : 652,939.04 = 279,581.09 : x
  2. Step 2: Convert to fraction form
    473,200.11/652,939.04 = 279,581.09/x
  3. Step 3: Cross multiply
    473,200.11x = 652,939.04 × 279,581.09
  4. Step 4: Simplify right side
    473,200.11x = 182,549,405,941.01
  5. Step 5: Solve for x
    x = 182,549,405,941.01/473,200.11
  6. Step 6: Final answer
    x = 385,776.34

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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.