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Finding the Fourth Proportional to 659,803.77, 910,526.00 and 357,997.77

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Solution

The fourth proportional to 659,803.77, 910,526.00 and 357,997.77 is: 494,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,803.77 : 910,526.00 = 357,997.77 : x
  2. Step 2: Convert to fraction form
    659,803.77/910,526.00 = 357,997.77/x
  3. Step 3: Cross multiply
    659,803.77x = 910,526.00 × 357,997.77
  4. Step 4: Simplify right side
    659,803.77x = 325,966,275,737.03
  5. Step 5: Solve for x
    x = 325,966,275,737.03/659,803.77
  6. Step 6: Final answer
    x = 494,035.18

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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.