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Finding the Fourth Proportional to 671,506.83, 926,685.02 and 365,585.32

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Solution

The fourth proportional to 671,506.83, 926,685.02 and 365,585.32 is: 504,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,506.83 : 926,685.02 = 365,585.32 : x
  2. Step 2: Convert to fraction form
    671,506.83/926,685.02 = 365,585.32/x
  3. Step 3: Cross multiply
    671,506.83x = 926,685.02 × 365,585.32
  4. Step 4: Simplify right side
    671,506.83x = 338,782,439,575.91
  5. Step 5: Solve for x
    x = 338,782,439,575.91/671,506.83
  6. Step 6: Final answer
    x = 504,510.79

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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.