Home / 841,937.32-1,161,927.12-479,392.84

Finding the Fourth Proportional to 841,937.32, 1,161,927.12 and 479,392.84

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Solution

The fourth proportional to 841,937.32, 1,161,927.12 and 479,392.84 is: 661,592.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,937.32 : 1,161,927.12 = 479,392.84 : x
  2. Step 2: Convert to fraction form
    841,937.32/1,161,927.12 = 479,392.84/x
  3. Step 3: Cross multiply
    841,937.32x = 1,161,927.12 × 479,392.84
  4. Step 4: Simplify right side
    841,937.32x = 557,019,541,929.82
  5. Step 5: Solve for x
    x = 557,019,541,929.82/841,937.32
  6. Step 6: Final answer
    x = 661,592.65

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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.