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Finding the Fourth Proportional to 509,192.92, 763,526.94 and 349,512.76

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Solution

The fourth proportional to 509,192.92, 763,526.94 and 349,512.76 is: 524,089.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,192.92 : 763,526.94 = 349,512.76 : x
  2. Step 2: Convert to fraction form
    509,192.92/763,526.94 = 349,512.76/x
  3. Step 3: Cross multiply
    509,192.92x = 763,526.94 × 349,512.76
  4. Step 4: Simplify right side
    509,192.92x = 266,862,408,133.75
  5. Step 5: Solve for x
    x = 266,862,408,133.75/509,192.92
  6. Step 6: Final answer
    x = 524,089.00

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1.5x scale

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.