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Finding the Fourth Proportional to 586,813.33, 880,223.64 and 207,651.52

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Solution

The fourth proportional to 586,813.33, 880,223.64 and 207,651.52 is: 311,478.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,813.33 : 880,223.64 = 207,651.52 : x
  2. Step 2: Convert to fraction form
    586,813.33/880,223.64 = 207,651.52/x
  3. Step 3: Cross multiply
    586,813.33x = 880,223.64 × 207,651.52
  4. Step 4: Simplify right side
    586,813.33x = 182,779,776,785.93
  5. Step 5: Solve for x
    x = 182,779,776,785.93/586,813.33
  6. Step 6: Final answer
    x = 311,478.57

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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.