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Finding the Fourth Proportional to 583,994.84, 874,856.08 and 383,706.68

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Solution

The fourth proportional to 583,994.84, 874,856.08 and 383,706.68 is: 574,813.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,994.84 : 874,856.08 = 383,706.68 : x
  2. Step 2: Convert to fraction form
    583,994.84/874,856.08 = 383,706.68/x
  3. Step 3: Cross multiply
    583,994.84x = 874,856.08 × 383,706.68
  4. Step 4: Simplify right side
    583,994.84x = 335,688,121,934.61
  5. Step 5: Solve for x
    x = 335,688,121,934.61/583,994.84
  6. Step 6: Final answer
    x = 574,813.51

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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.