Home / 993,066.51-1,370,390.33-563,427.63

Finding the Fourth Proportional to 993,066.51, 1,370,390.33 and 563,427.63

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Solution

The fourth proportional to 993,066.51, 1,370,390.33 and 563,427.63 is: 777,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,066.51 : 1,370,390.33 = 563,427.63 : x
  2. Step 2: Convert to fraction form
    993,066.51/1,370,390.33 = 563,427.63/x
  3. Step 3: Cross multiply
    993,066.51x = 1,370,390.33 × 563,427.63
  4. Step 4: Simplify right side
    993,066.51x = 772,115,777,215.39
  5. Step 5: Solve for x
    x = 772,115,777,215.39/993,066.51
  6. Step 6: Final answer
    x = 777,506.61

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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.