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Finding the Fourth Proportional to 649,296.02, 896,011.31 and 362,818.46

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Solution

The fourth proportional to 649,296.02, 896,011.31 and 362,818.46 is: 500,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,296.02 : 896,011.31 = 362,818.46 : x
  2. Step 2: Convert to fraction form
    649,296.02/896,011.31 = 362,818.46/x
  3. Step 3: Cross multiply
    649,296.02x = 896,011.31 × 362,818.46
  4. Step 4: Simplify right side
    649,296.02x = 325,089,440,063.77
  5. Step 5: Solve for x
    x = 325,089,440,063.77/649,296.02
  6. Step 6: Final answer
    x = 500,679.86

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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.