Home / 993,203.62-1,370,652.09-563,501.86

Finding the Fourth Proportional to 993,203.62, 1,370,652.09 and 563,501.86

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Solution

The fourth proportional to 993,203.62, 1,370,652.09 and 563,501.86 is: 777,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,203.62 : 1,370,652.09 = 563,501.86 : x
  2. Step 2: Convert to fraction form
    993,203.62/1,370,652.09 = 563,501.86/x
  3. Step 3: Cross multiply
    993,203.62x = 1,370,652.09 × 563,501.86
  4. Step 4: Simplify right side
    993,203.62x = 772,365,002,127.89
  5. Step 5: Solve for x
    x = 772,365,002,127.89/993,203.62
  6. Step 6: Final answer
    x = 777,650.21

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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.