Home / 975,345.05-1,345,945.64-539,736.11

Finding the Fourth Proportional to 975,345.05, 1,345,945.64 and 539,736.11

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Solution

The fourth proportional to 975,345.05, 1,345,945.64 and 539,736.11 is: 744,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,345.05 : 1,345,945.64 = 539,736.11 : x
  2. Step 2: Convert to fraction form
    975,345.05/1,345,945.64 = 539,736.11/x
  3. Step 3: Cross multiply
    975,345.05x = 1,345,945.64 × 539,736.11
  4. Step 4: Simplify right side
    975,345.05x = 726,455,461,141.96
  5. Step 5: Solve for x
    x = 726,455,461,141.96/975,345.05
  6. Step 6: Final answer
    x = 744,818.94

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.