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Finding the Fourth Proportional to 586,262.80, 879,581.01 and 262,000.73

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Solution

The fourth proportional to 586,262.80, 879,581.01 and 262,000.73 is: 393,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,262.80 : 879,581.01 = 262,000.73 : x
  2. Step 2: Convert to fraction form
    586,262.80/879,581.01 = 262,000.73/x
  3. Step 3: Cross multiply
    586,262.80x = 879,581.01 × 262,000.73
  4. Step 4: Simplify right side
    586,262.80x = 230,450,868,421.84
  5. Step 5: Solve for x
    x = 230,450,868,421.84/586,262.80
  6. Step 6: Final answer
    x = 393,084.59

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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.