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Finding the Fourth Proportional to 295,262.10, 442,893.15 and 274,266.90

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Solution

The fourth proportional to 295,262.10, 442,893.15 and 274,266.90 is: 411,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,262.10 : 442,893.15 = 274,266.90 : x
  2. Step 2: Convert to fraction form
    295,262.10/442,893.15 = 274,266.90/x
  3. Step 3: Cross multiply
    295,262.10x = 442,893.15 × 274,266.90
  4. Step 4: Simplify right side
    295,262.10x = 121,470,931,281.74
  5. Step 5: Solve for x
    x = 121,470,931,281.74/295,262.10
  6. Step 6: Final answer
    x = 411,400.35

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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.