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Finding the Fourth Proportional to 708,846.90, 1,063,367.55 and 235,482.90

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Solution

The fourth proportional to 708,846.90, 1,063,367.55 and 235,482.90 is: 353,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,846.90 : 1,063,367.55 = 235,482.90 : x
  2. Step 2: Convert to fraction form
    708,846.90/1,063,367.55 = 235,482.90/x
  3. Step 3: Cross multiply
    708,846.90x = 1,063,367.55 × 235,482.90
  4. Step 4: Simplify right side
    708,846.90x = 250,404,874,439.90
  5. Step 5: Solve for x
    x = 250,404,874,439.90/708,846.90
  6. Step 6: Final answer
    x = 353,256.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.