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Finding the Fourth Proportional to 370,000.91, 510,602.84 and 200,235.04

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Solution

The fourth proportional to 370,000.91, 510,602.84 and 200,235.04 is: 276,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,000.91 : 510,602.84 = 200,235.04 : x
  2. Step 2: Convert to fraction form
    370,000.91/510,602.84 = 200,235.04/x
  3. Step 3: Cross multiply
    370,000.91x = 510,602.84 × 200,235.04
  4. Step 4: Simplify right side
    370,000.91x = 102,240,578,564.71
  5. Step 5: Solve for x
    x = 102,240,578,564.71/370,000.91
  6. Step 6: Final answer
    x = 276,325.21

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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.