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Finding the Fourth Proportional to 292,025.30, 438,052.35 and 152,057.30

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Solution

The fourth proportional to 292,025.30, 438,052.35 and 152,057.30 is: 228,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,025.30 : 438,052.35 = 152,057.30 : x
  2. Step 2: Convert to fraction form
    292,025.30/438,052.35 = 152,057.30/x
  3. Step 3: Cross multiply
    292,025.30x = 438,052.35 × 152,057.30
  4. Step 4: Simplify right side
    292,025.30x = 66,609,057,599.66
  5. Step 5: Solve for x
    x = 66,609,057,599.66/292,025.30
  6. Step 6: Final answer
    x = 228,093.45

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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.