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Finding the Fourth Proportional to 480,355.84, 662,925.36 and 265,491.24

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Solution

The fourth proportional to 480,355.84, 662,925.36 and 265,491.24 is: 366,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,355.84 : 662,925.36 = 265,491.24 : x
  2. Step 2: Convert to fraction form
    480,355.84/662,925.36 = 265,491.24/x
  3. Step 3: Cross multiply
    480,355.84x = 662,925.36 × 265,491.24
  4. Step 4: Simplify right side
    480,355.84x = 176,000,875,853.85
  5. Step 5: Solve for x
    x = 176,000,875,853.85/480,355.84
  6. Step 6: Final answer
    x = 366,396.87

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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.