Home / 452,143.24-623,935.11-261,145.24

Finding the Fourth Proportional to 452,143.24, 623,935.11 and 261,145.24

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Solution

The fourth proportional to 452,143.24, 623,935.11 and 261,145.24 is: 360,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,143.24 : 623,935.11 = 261,145.24 : x
  2. Step 2: Convert to fraction form
    452,143.24/623,935.11 = 261,145.24/x
  3. Step 3: Cross multiply
    452,143.24x = 623,935.11 × 261,145.24
  4. Step 4: Simplify right side
    452,143.24x = 162,937,684,045.38
  5. Step 5: Solve for x
    x = 162,937,684,045.38/452,143.24
  6. Step 6: Final answer
    x = 360,367.40

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Double scale
Find fourth proportional to 452,144.24, 623,936.49 and 261,146.24
Similar ratio
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1.5x scale

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.