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Finding the Fourth Proportional to 530,979.84, 795,640.32 and 451,768.32

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Solution

The fourth proportional to 530,979.84, 795,640.32 and 451,768.32 is: 676,946.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,979.84 : 795,640.32 = 451,768.32 : x
  2. Step 2: Convert to fraction form
    530,979.84/795,640.32 = 451,768.32/x
  3. Step 3: Cross multiply
    530,979.84x = 795,640.32 × 451,768.32
  4. Step 4: Simplify right side
    530,979.84x = 359,445,090,690.66
  5. Step 5: Solve for x
    x = 359,445,090,690.66/530,979.84
  6. Step 6: Final answer
    x = 676,946.78

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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.