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Finding the Fourth Proportional to 647,496.30, 971,244.45 and 584,510.70

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Solution

The fourth proportional to 647,496.30, 971,244.45 and 584,510.70 is: 876,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,496.30 : 971,244.45 = 584,510.70 : x
  2. Step 2: Convert to fraction form
    647,496.30/971,244.45 = 584,510.70/x
  3. Step 3: Cross multiply
    647,496.30x = 971,244.45 × 584,510.70
  4. Step 4: Simplify right side
    647,496.30x = 567,702,773,340.62
  5. Step 5: Solve for x
    x = 567,702,773,340.62/647,496.30
  6. Step 6: Final answer
    x = 876,766.05

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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.