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Finding the Fourth Proportional to 601,562.34, 830,145.06 and 356,711.82

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Solution

The fourth proportional to 601,562.34, 830,145.06 and 356,711.82 is: 492,255.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,562.34 : 830,145.06 = 356,711.82 : x
  2. Step 2: Convert to fraction form
    601,562.34/830,145.06 = 356,711.82/x
  3. Step 3: Cross multiply
    601,562.34x = 830,145.06 × 356,711.82
  4. Step 4: Simplify right side
    601,562.34x = 296,122,555,216.61
  5. Step 5: Solve for x
    x = 296,122,555,216.61/601,562.34
  6. Step 6: Final answer
    x = 492,255.81

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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.