Home / 993,440.01-1,370,909.12-563,694.51

Finding the Fourth Proportional to 993,440.01, 1,370,909.12 and 563,694.51

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Solution

The fourth proportional to 993,440.01, 1,370,909.12 and 563,694.51 is: 777,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,440.01 : 1,370,909.12 = 563,694.51 : x
  2. Step 2: Convert to fraction form
    993,440.01/1,370,909.12 = 563,694.51/x
  3. Step 3: Cross multiply
    993,440.01x = 1,370,909.12 × 563,694.51
  4. Step 4: Simplify right side
    993,440.01x = 772,773,941,834.46
  5. Step 5: Solve for x
    x = 772,773,941,834.46/993,440.01
  6. Step 6: Final answer
    x = 777,876.81

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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.