Home / 762,769.64-1,052,646-423,269.48

Finding the Fourth Proportional to 762,769.64, 1,052,646 and 423,269.48

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Solution

The fourth proportional to 762,769.64, 1,052,646 and 423,269.48 is: 584,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,769.64 : 1,052,646 = 423,269.48 : x
  2. Step 2: Convert to fraction form
    762,769.64/1,052,646 = 423,269.48/x
  3. Step 3: Cross multiply
    762,769.64x = 1,052,646 × 423,269.48
  4. Step 4: Simplify right side
    762,769.64x = 445,552,925,044.08
  5. Step 5: Solve for x
    x = 445,552,925,044.08/762,769.64
  6. Step 6: Final answer
    x = 584,125.14

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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.