Home / 694,706.72-958,674.68-384,623.12

Finding the Fourth Proportional to 694,706.72, 958,674.68 and 384,623.12

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Solution

The fourth proportional to 694,706.72, 958,674.68 and 384,623.12 is: 530,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,706.72 : 958,674.68 = 384,623.12 : x
  2. Step 2: Convert to fraction form
    694,706.72/958,674.68 = 384,623.12/x
  3. Step 3: Cross multiply
    694,706.72x = 958,674.68 × 384,623.12
  4. Step 4: Simplify right side
    694,706.72x = 368,728,446,486.60
  5. Step 5: Solve for x
    x = 368,728,446,486.60/694,706.72
  6. Step 6: Final answer
    x = 530,768.50

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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.