Home / 836,663.02-1,154,603.97-454,689.88

Finding the Fourth Proportional to 836,663.02, 1,154,603.97 and 454,689.88

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Solution

The fourth proportional to 836,663.02, 1,154,603.97 and 454,689.88 is: 627,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,663.02 : 1,154,603.97 = 454,689.88 : x
  2. Step 2: Convert to fraction form
    836,663.02/1,154,603.97 = 454,689.88/x
  3. Step 3: Cross multiply
    836,663.02x = 1,154,603.97 × 454,689.88
  4. Step 4: Simplify right side
    836,663.02x = 524,986,740,566.82
  5. Step 5: Solve for x
    x = 524,986,740,566.82/836,663.02
  6. Step 6: Final answer
    x = 627,476.93

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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.