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Finding the Fourth Proportional to 637,253.92, 879,307.51 and 365,271.77

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Solution

The fourth proportional to 637,253.92, 879,307.51 and 365,271.77 is: 504,016.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,253.92 : 879,307.51 = 365,271.77 : x
  2. Step 2: Convert to fraction form
    637,253.92/879,307.51 = 365,271.77/x
  3. Step 3: Cross multiply
    637,253.92x = 879,307.51 × 365,271.77
  4. Step 4: Simplify right side
    637,253.92x = 321,186,210,551.99
  5. Step 5: Solve for x
    x = 321,186,210,551.99/637,253.92
  6. Step 6: Final answer
    x = 504,016.06

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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.