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Finding the Fourth Proportional to 558,812.14, 841,951.94 and 505,571.67

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Solution

The fourth proportional to 558,812.14, 841,951.94 and 505,571.67 is: 761,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,812.14 : 841,951.94 = 505,571.67 : x
  2. Step 2: Convert to fraction form
    558,812.14/841,951.94 = 505,571.67/x
  3. Step 3: Cross multiply
    558,812.14x = 841,951.94 × 505,571.67
  4. Step 4: Simplify right side
    558,812.14x = 425,667,047,733.58
  5. Step 5: Solve for x
    x = 425,667,047,733.58/558,812.14
  6. Step 6: Final answer
    x = 761,735.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.