Home / 993,447.01-1,370,918.82-563,701.51

Finding the Fourth Proportional to 993,447.01, 1,370,918.82 and 563,701.51

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Solution

The fourth proportional to 993,447.01, 1,370,918.82 and 563,701.51 is: 777,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,447.01 : 1,370,918.82 = 563,701.51 : x
  2. Step 2: Convert to fraction form
    993,447.01/1,370,918.82 = 563,701.51/x
  3. Step 3: Cross multiply
    993,447.01x = 1,370,918.82 × 563,701.51
  4. Step 4: Simplify right side
    993,447.01x = 772,789,008,921.42
  5. Step 5: Solve for x
    x = 772,789,008,921.42/993,447.01
  6. Step 6: Final answer
    x = 777,886.49

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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.