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Finding the Fourth Proportional to 542,090.39, 812,594.30 and 362,327.22

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Solution

The fourth proportional to 542,090.39, 812,594.30 and 362,327.22 is: 543,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,090.39 : 812,594.30 = 362,327.22 : x
  2. Step 2: Convert to fraction form
    542,090.39/812,594.30 = 362,327.22/x
  3. Step 3: Cross multiply
    542,090.39x = 812,594.30 × 362,327.22
  4. Step 4: Simplify right side
    542,090.39x = 294,425,031,895.21
  5. Step 5: Solve for x
    x = 294,425,031,895.21/542,090.39
  6. Step 6: Final answer
    x = 543,129.04

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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.