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Finding the Fourth Proportional to 600,615.81, 828,849.58 and 328,683.69

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Solution

The fourth proportional to 600,615.81, 828,849.58 and 328,683.69 is: 453,583.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,615.81 : 828,849.58 = 328,683.69 : x
  2. Step 2: Convert to fraction form
    600,615.81/828,849.58 = 328,683.69/x
  3. Step 3: Cross multiply
    600,615.81x = 828,849.58 × 328,683.69
  4. Step 4: Simplify right side
    600,615.81x = 272,429,337,587.64
  5. Step 5: Solve for x
    x = 272,429,337,587.64/600,615.81
  6. Step 6: Final answer
    x = 453,583.36

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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.