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Finding the Fourth Proportional to 584,873.34, 807,125.36 and 316,601.34

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Solution

The fourth proportional to 584,873.34, 807,125.36 and 316,601.34 is: 436,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,873.34 : 807,125.36 = 316,601.34 : x
  2. Step 2: Convert to fraction form
    584,873.34/807,125.36 = 316,601.34/x
  3. Step 3: Cross multiply
    584,873.34x = 807,125.36 × 316,601.34
  4. Step 4: Simplify right side
    584,873.34x = 255,536,968,940.98
  5. Step 5: Solve for x
    x = 255,536,968,940.98/584,873.34
  6. Step 6: Final answer
    x = 436,909.93

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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.