Home / 705,850.84-974,073.41-383,560.16

Finding the Fourth Proportional to 705,850.84, 974,073.41 and 383,560.16

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Solution

The fourth proportional to 705,850.84, 974,073.41 and 383,560.16 is: 529,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,850.84 : 974,073.41 = 383,560.16 : x
  2. Step 2: Convert to fraction form
    705,850.84/974,073.41 = 383,560.16/x
  3. Step 3: Cross multiply
    705,850.84x = 974,073.41 × 383,560.16
  4. Step 4: Simplify right side
    705,850.84x = 373,615,752,991.35
  5. Step 5: Solve for x
    x = 373,615,752,991.35/705,850.84
  6. Step 6: Final answer
    x = 529,312.62

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Double scale
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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.