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Finding the Fourth Proportional to 514,262.83, 768,266.80 and 332,870.49

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Solution

The fourth proportional to 514,262.83, 768,266.80 and 332,870.49 is: 497,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,262.83 : 768,266.80 = 332,870.49 : x
  2. Step 2: Convert to fraction form
    514,262.83/768,266.80 = 332,870.49/x
  3. Step 3: Cross multiply
    514,262.83x = 768,266.80 × 332,870.49
  4. Step 4: Simplify right side
    514,262.83x = 255,733,346,166.73
  5. Step 5: Solve for x
    x = 255,733,346,166.73/514,262.83
  6. Step 6: Final answer
    x = 497,281.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.