Home / 993,437.26-1,370,905.38-563,691.76

Finding the Fourth Proportional to 993,437.26, 1,370,905.38 and 563,691.76

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Solution

The fourth proportional to 993,437.26, 1,370,905.38 and 563,691.76 is: 777,873.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,437.26 : 1,370,905.38 = 563,691.76 : x
  2. Step 2: Convert to fraction form
    993,437.26/1,370,905.38 = 563,691.76/x
  3. Step 3: Cross multiply
    993,437.26x = 1,370,905.38 × 563,691.76
  4. Step 4: Simplify right side
    993,437.26x = 772,768,066,445.67
  5. Step 5: Solve for x
    x = 772,768,066,445.67/993,437.26
  6. Step 6: Final answer
    x = 777,873.04

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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.