Home / 856,160.51-1,284,253.38-406,927.22

Finding the Fourth Proportional to 856,160.51, 1,284,253.38 and 406,927.22

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Solution

The fourth proportional to 856,160.51, 1,284,253.38 and 406,927.22 is: 610,396.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,160.51 : 1,284,253.38 = 406,927.22 : x
  2. Step 2: Convert to fraction form
    856,160.51/1,284,253.38 = 406,927.22/x
  3. Step 3: Cross multiply
    856,160.51x = 1,284,253.38 × 406,927.22
  4. Step 4: Simplify right side
    856,160.51x = 522,597,651,277.74
  5. Step 5: Solve for x
    x = 522,597,651,277.74/856,160.51
  6. Step 6: Final answer
    x = 610,396.82

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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.