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Finding the Fourth Proportional to 584,539.30, 806,434.73 and 339,482.34

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Solution

The fourth proportional to 584,539.30, 806,434.73 and 339,482.34 is: 468,352.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,539.30 : 806,434.73 = 339,482.34 : x
  2. Step 2: Convert to fraction form
    584,539.30/806,434.73 = 339,482.34/x
  3. Step 3: Cross multiply
    584,539.30x = 806,434.73 × 339,482.34
  4. Step 4: Simplify right side
    584,539.30x = 273,770,349,197.67
  5. Step 5: Solve for x
    x = 273,770,349,197.67/584,539.30
  6. Step 6: Final answer
    x = 468,352.34

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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.