Home / 568,938.24-785,105.76-314,240.16

Finding the Fourth Proportional to 568,938.24, 785,105.76 and 314,240.16

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Solution

The fourth proportional to 568,938.24, 785,105.76 and 314,240.16 is: 433,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,938.24 : 785,105.76 = 314,240.16 : x
  2. Step 2: Convert to fraction form
    568,938.24/785,105.76 = 314,240.16/x
  3. Step 3: Cross multiply
    568,938.24x = 785,105.76 × 314,240.16
  4. Step 4: Simplify right side
    568,938.24x = 246,711,759,639.32
  5. Step 5: Solve for x
    x = 246,711,759,639.32/568,938.24
  6. Step 6: Final answer
    x = 433,635.40

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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.