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Finding the Fourth Proportional to 616,362.00, 920,029.37 and 543,559.33

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Solution

The fourth proportional to 616,362.00, 920,029.37 and 543,559.33 is: 811,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,362.00 : 920,029.37 = 543,559.33 : x
  2. Step 2: Convert to fraction form
    616,362.00/920,029.37 = 543,559.33/x
  3. Step 3: Cross multiply
    616,362.00x = 920,029.37 × 543,559.33
  4. Step 4: Simplify right side
    616,362.00x = 500,090,544,252.12
  5. Step 5: Solve for x
    x = 500,090,544,252.12/616,362.00
  6. Step 6: Final answer
    x = 811,358.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.