Home / 691,868.27-954,801.91-401,457.95

Finding the Fourth Proportional to 691,868.27, 954,801.91 and 401,457.95

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Solution

The fourth proportional to 691,868.27, 954,801.91 and 401,457.95 is: 554,025.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,868.27 : 954,801.91 = 401,457.95 : x
  2. Step 2: Convert to fraction form
    691,868.27/954,801.91 = 401,457.95/x
  3. Step 3: Cross multiply
    691,868.27x = 954,801.91 × 401,457.95
  4. Step 4: Simplify right side
    691,868.27x = 383,312,817,444.69
  5. Step 5: Solve for x
    x = 383,312,817,444.69/691,868.27
  6. Step 6: Final answer
    x = 554,025.72

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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.