Home / 987,541.52-1,362,807.36-534,832.52

Finding the Fourth Proportional to 987,541.52, 1,362,807.36 and 534,832.52

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Solution

The fourth proportional to 987,541.52, 1,362,807.36 and 534,832.52 is: 738,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,541.52 : 1,362,807.36 = 534,832.52 : x
  2. Step 2: Convert to fraction form
    987,541.52/1,362,807.36 = 534,832.52/x
  3. Step 3: Cross multiply
    987,541.52x = 1,362,807.36 × 534,832.52
  4. Step 4: Simplify right side
    987,541.52x = 728,873,694,623.35
  5. Step 5: Solve for x
    x = 728,873,694,623.35/987,541.52
  6. Step 6: Final answer
    x = 738,068.91

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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.