Home / 617,979.16-852,370.67-567,155.72

Finding the Fourth Proportional to 617,979.16, 852,370.67 and 567,155.72

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Solution

The fourth proportional to 617,979.16, 852,370.67 and 567,155.72 is: 782,270.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,979.16 : 852,370.67 = 567,155.72 : x
  2. Step 2: Convert to fraction form
    617,979.16/852,370.67 = 567,155.72/x
  3. Step 3: Cross multiply
    617,979.16x = 852,370.67 × 567,155.72
  4. Step 4: Simplify right side
    617,979.16x = 483,426,901,050.73
  5. Step 5: Solve for x
    x = 483,426,901,050.73/617,979.16
  6. Step 6: Final answer
    x = 782,270.56

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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.