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Finding the Fourth Proportional to 370,795.61, 511,510.16 and 234,600.19

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Solution

The fourth proportional to 370,795.61, 511,510.16 and 234,600.19 is: 323,629.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,795.61 : 511,510.16 = 234,600.19 : x
  2. Step 2: Convert to fraction form
    370,795.61/511,510.16 = 234,600.19/x
  3. Step 3: Cross multiply
    370,795.61x = 511,510.16 × 234,600.19
  4. Step 4: Simplify right side
    370,795.61x = 120,000,376,992.38
  5. Step 5: Solve for x
    x = 120,000,376,992.38/370,795.61
  6. Step 6: Final answer
    x = 323,629.44

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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.