Home / 763,599.64-1,054,899.30-502,570.48

Finding the Fourth Proportional to 763,599.64, 1,054,899.30 and 502,570.48

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Solution

The fourth proportional to 763,599.64, 1,054,899.30 and 502,570.48 is: 694,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,599.64 : 1,054,899.30 = 502,570.48 : x
  2. Step 2: Convert to fraction form
    763,599.64/1,054,899.30 = 502,570.48/x
  3. Step 3: Cross multiply
    763,599.64x = 1,054,899.30 × 502,570.48
  4. Step 4: Simplify right side
    763,599.64x = 530,161,247,552.66
  5. Step 5: Solve for x
    x = 530,161,247,552.66/763,599.64
  6. Step 6: Final answer
    x = 694,292.17

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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.