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Finding the Fourth Proportional to 292,548.24, 403,715.88 and 158,412.24

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Solution

The fourth proportional to 292,548.24, 403,715.88 and 158,412.24 is: 218,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,548.24 : 403,715.88 = 158,412.24 : x
  2. Step 2: Convert to fraction form
    292,548.24/403,715.88 = 158,412.24/x
  3. Step 3: Cross multiply
    292,548.24x = 403,715.88 × 158,412.24
  4. Step 4: Simplify right side
    292,548.24x = 63,953,536,874.37
  5. Step 5: Solve for x
    x = 63,953,536,874.37/292,548.24
  6. Step 6: Final answer
    x = 218,608.52

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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.