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Finding the Fourth Proportional to 357,672.04, 493,630.32 and 214,510.84

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Solution

The fourth proportional to 357,672.04, 493,630.32 and 214,510.84 is: 296,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,672.04 : 493,630.32 = 214,510.84 : x
  2. Step 2: Convert to fraction form
    357,672.04/493,630.32 = 214,510.84/x
  3. Step 3: Cross multiply
    357,672.04x = 493,630.32 × 214,510.84
  4. Step 4: Simplify right side
    357,672.04x = 105,889,054,163.01
  5. Step 5: Solve for x
    x = 105,889,054,163.01/357,672.04
  6. Step 6: Final answer
    x = 296,050.69

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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.