Home / 993,440.26-1,370,909.46-563,694.76

Finding the Fourth Proportional to 993,440.26, 1,370,909.46 and 563,694.76

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Solution

The fourth proportional to 993,440.26, 1,370,909.46 and 563,694.76 is: 777,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,440.26 : 1,370,909.46 = 563,694.76 : x
  2. Step 2: Convert to fraction form
    993,440.26/1,370,909.46 = 563,694.76/x
  3. Step 3: Cross multiply
    993,440.26x = 1,370,909.46 × 563,694.76
  4. Step 4: Simplify right side
    993,440.26x = 772,774,479,036.43
  5. Step 5: Solve for x
    x = 772,774,479,036.43/993,440.26
  6. Step 6: Final answer
    x = 777,877.15

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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.