Home / 656,758.06-983,711.43-403,269.10

Finding the Fourth Proportional to 656,758.06, 983,711.43 and 403,269.10

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Solution

The fourth proportional to 656,758.06, 983,711.43 and 403,269.10 is: 604,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,758.06 : 983,711.43 = 403,269.10 : x
  2. Step 2: Convert to fraction form
    656,758.06/983,711.43 = 403,269.10/x
  3. Step 3: Cross multiply
    656,758.06x = 983,711.43 × 403,269.10
  4. Step 4: Simplify right side
    656,758.06x = 396,700,423,035.81
  5. Step 5: Solve for x
    x = 396,700,423,035.81/656,758.06
  6. Step 6: Final answer
    x = 604,028.25

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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.