Home / 993,443.01-1,370,913.30-563,697.51

Finding the Fourth Proportional to 993,443.01, 1,370,913.30 and 563,697.51

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Solution

The fourth proportional to 993,443.01, 1,370,913.30 and 563,697.51 is: 777,880.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,443.01 : 1,370,913.30 = 563,697.51 : x
  2. Step 2: Convert to fraction form
    993,443.01/1,370,913.30 = 563,697.51/x
  3. Step 3: Cross multiply
    993,443.01x = 1,370,913.30 × 563,697.51
  4. Step 4: Simplify right side
    993,443.01x = 772,780,413,635.88
  5. Step 5: Solve for x
    x = 772,780,413,635.88/993,443.01
  6. Step 6: Final answer
    x = 777,880.97

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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.