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Finding the Fourth Proportional to 523,897.15, 785,507.69 and 250,195.22

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Solution

The fourth proportional to 523,897.15, 785,507.69 and 250,195.22 is: 375,131.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,897.15 : 785,507.69 = 250,195.22 : x
  2. Step 2: Convert to fraction form
    523,897.15/785,507.69 = 250,195.22/x
  3. Step 3: Cross multiply
    523,897.15x = 785,507.69 × 250,195.22
  4. Step 4: Simplify right side
    523,897.15x = 196,530,266,009.19
  5. Step 5: Solve for x
    x = 196,530,266,009.19/523,897.15
  6. Step 6: Final answer
    x = 375,131.39

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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.