Home / 691,792.95-954,633.15-401,382.02

Finding the Fourth Proportional to 691,792.95, 954,633.15 and 401,382.02

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Solution

The fourth proportional to 691,792.95, 954,633.15 and 401,382.02 is: 553,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,792.95 : 954,633.15 = 401,382.02 : x
  2. Step 2: Convert to fraction form
    691,792.95/954,633.15 = 401,382.02/x
  3. Step 3: Cross multiply
    691,792.95x = 954,633.15 × 401,382.02
  4. Step 4: Simplify right side
    691,792.95x = 383,172,584,492.55
  5. Step 5: Solve for x
    x = 383,172,584,492.55/691,792.95
  6. Step 6: Final answer
    x = 553,883.33

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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.