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Finding the Fourth Proportional to 594,350.90, 890,214.15 and 489,374.90

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Solution

The fourth proportional to 594,350.90, 890,214.15 and 489,374.90 is: 732,981.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,350.90 : 890,214.15 = 489,374.90 : x
  2. Step 2: Convert to fraction form
    594,350.90/890,214.15 = 489,374.90/x
  3. Step 3: Cross multiply
    594,350.90x = 890,214.15 × 489,374.90
  4. Step 4: Simplify right side
    594,350.90x = 435,648,460,634.84
  5. Step 5: Solve for x
    x = 435,648,460,634.84/594,350.90
  6. Step 6: Final answer
    x = 732,981.91

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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.