Home / 659,360.01-989,189.19-210,106.47

Finding the Fourth Proportional to 659,360.01, 989,189.19 and 210,106.47

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Solution

The fourth proportional to 659,360.01, 989,189.19 and 210,106.47 is: 315,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,360.01 : 989,189.19 = 210,106.47 : x
  2. Step 2: Convert to fraction form
    659,360.01/989,189.19 = 210,106.47/x
  3. Step 3: Cross multiply
    659,360.01x = 989,189.19 × 210,106.47
  4. Step 4: Simplify right side
    659,360.01x = 207,835,048,873.06
  5. Step 5: Solve for x
    x = 207,835,048,873.06/659,360.01
  6. Step 6: Final answer
    x = 315,207.24

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Similar ratio
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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.