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Finding the Fourth Proportional to 584,872.84, 807,124.67 and 316,600.84

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Solution

The fourth proportional to 584,872.84, 807,124.67 and 316,600.84 is: 436,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,872.84 : 807,124.67 = 316,600.84 : x
  2. Step 2: Convert to fraction form
    584,872.84/807,124.67 = 316,600.84/x
  3. Step 3: Cross multiply
    584,872.84x = 807,124.67 × 316,600.84
  4. Step 4: Simplify right side
    584,872.84x = 255,536,348,506.72
  5. Step 5: Solve for x
    x = 255,536,348,506.72/584,872.84
  6. Step 6: Final answer
    x = 436,909.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.