Home / 561,723.78-841,840.47-245,836.74

Finding the Fourth Proportional to 561,723.78, 841,840.47 and 245,836.74

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Solution

The fourth proportional to 561,723.78, 841,840.47 and 245,836.74 is: 368,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,723.78 : 841,840.47 = 245,836.74 : x
  2. Step 2: Convert to fraction form
    561,723.78/841,840.47 = 245,836.74/x
  3. Step 3: Cross multiply
    561,723.78x = 841,840.47 × 245,836.74
  4. Step 4: Simplify right side
    561,723.78x = 206,955,316,744.87
  5. Step 5: Solve for x
    x = 206,955,316,744.87/561,723.78
  6. Step 6: Final answer
    x = 368,428.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.