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Finding the Fourth Proportional to 480,363.16, 662,903.76 and 262,572.12

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Solution

The fourth proportional to 480,363.16, 662,903.76 and 262,572.12 is: 362,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,363.16 : 662,903.76 = 262,572.12 : x
  2. Step 2: Convert to fraction form
    480,363.16/662,903.76 = 262,572.12/x
  3. Step 3: Cross multiply
    480,363.16x = 662,903.76 × 262,572.12
  4. Step 4: Simplify right side
    480,363.16x = 174,060,049,089.71
  5. Step 5: Solve for x
    x = 174,060,049,089.71/480,363.16
  6. Step 6: Final answer
    x = 362,350.96

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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.