Home / 350,509.34-483,703.04-189,364.10

Finding the Fourth Proportional to 350,509.34, 483,703.04 and 189,364.10

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Solution

The fourth proportional to 350,509.34, 483,703.04 and 189,364.10 is: 261,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,509.34 : 483,703.04 = 189,364.10 : x
  2. Step 2: Convert to fraction form
    350,509.34/483,703.04 = 189,364.10/x
  3. Step 3: Cross multiply
    350,509.34x = 483,703.04 × 189,364.10
  4. Step 4: Simplify right side
    350,509.34x = 91,595,988,891.76
  5. Step 5: Solve for x
    x = 91,595,988,891.76/350,509.34
  6. Step 6: Final answer
    x = 261,322.53

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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.