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Finding the Fourth Proportional to 509,595.04, 703,237.08 and 277,020.52

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Solution

The fourth proportional to 509,595.04, 703,237.08 and 277,020.52 is: 382,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,595.04 : 703,237.08 = 277,020.52 : x
  2. Step 2: Convert to fraction form
    509,595.04/703,237.08 = 277,020.52/x
  3. Step 3: Cross multiply
    509,595.04x = 703,237.08 × 277,020.52
  4. Step 4: Simplify right side
    509,595.04x = 194,811,101,584.88
  5. Step 5: Solve for x
    x = 194,811,101,584.88/509,595.04
  6. Step 6: Final answer
    x = 382,286.10

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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.