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Finding the Fourth Proportional to 568,956.24, 785,130.60 and 314,258.16

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Solution

The fourth proportional to 568,956.24, 785,130.60 and 314,258.16 is: 433,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,956.24 : 785,130.60 = 314,258.16 : x
  2. Step 2: Convert to fraction form
    568,956.24/785,130.60 = 314,258.16/x
  3. Step 3: Cross multiply
    568,956.24x = 785,130.60 × 314,258.16
  4. Step 4: Simplify right side
    568,956.24x = 246,733,697,715.70
  5. Step 5: Solve for x
    x = 246,733,697,715.70/568,956.24
  6. Step 6: Final answer
    x = 433,660.24

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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.