Home / 398,726.46-595,547.94-360,717.36

Finding the Fourth Proportional to 398,726.46, 595,547.94 and 360,717.36

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Solution

The fourth proportional to 398,726.46, 595,547.94 and 360,717.36 is: 538,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,726.46 : 595,547.94 = 360,717.36 : x
  2. Step 2: Convert to fraction form
    398,726.46/595,547.94 = 360,717.36/x
  3. Step 3: Cross multiply
    398,726.46x = 595,547.94 × 360,717.36
  4. Step 4: Simplify right side
    398,726.46x = 214,824,480,670.24
  5. Step 5: Solve for x
    x = 214,824,480,670.24/398,726.46
  6. Step 6: Final answer
    x = 538,776.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.