Home / 369,052.46-509,187.03-207,851.12

Finding the Fourth Proportional to 369,052.46, 509,187.03 and 207,851.12

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Solution

The fourth proportional to 369,052.46, 509,187.03 and 207,851.12 is: 286,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,052.46 : 509,187.03 = 207,851.12 : x
  2. Step 2: Convert to fraction form
    369,052.46/509,187.03 = 207,851.12/x
  3. Step 3: Cross multiply
    369,052.46x = 509,187.03 × 207,851.12
  4. Step 4: Simplify right side
    369,052.46x = 105,835,094,474.97
  5. Step 5: Solve for x
    x = 105,835,094,474.97/369,052.46
  6. Step 6: Final answer
    x = 286,775.20

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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.