Home / 966,665.18-1,333,697.60-558,618.36

Finding the Fourth Proportional to 966,665.18, 1,333,697.60 and 558,618.36

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Solution

The fourth proportional to 966,665.18, 1,333,697.60 and 558,618.36 is: 770,719.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,665.18 : 1,333,697.60 = 558,618.36 : x
  2. Step 2: Convert to fraction form
    966,665.18/1,333,697.60 = 558,618.36/x
  3. Step 3: Cross multiply
    966,665.18x = 1,333,697.60 × 558,618.36
  4. Step 4: Simplify right side
    966,665.18x = 745,027,966,047.94
  5. Step 5: Solve for x
    x = 745,027,966,047.94/966,665.18
  6. Step 6: Final answer
    x = 770,719.77

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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.