Home / 593,918.86-820,284.63-402,600.10

Finding the Fourth Proportional to 593,918.86, 820,284.63 and 402,600.10

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Solution

The fourth proportional to 593,918.86, 820,284.63 and 402,600.10 is: 556,046.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,918.86 : 820,284.63 = 402,600.10 : x
  2. Step 2: Convert to fraction form
    593,918.86/820,284.63 = 402,600.10/x
  3. Step 3: Cross multiply
    593,918.86x = 820,284.63 × 402,600.10
  4. Step 4: Simplify right side
    593,918.86x = 330,246,669,965.04
  5. Step 5: Solve for x
    x = 330,246,669,965.04/593,918.86
  6. Step 6: Final answer
    x = 556,046.79

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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.