Home / 526,733.80-789,809.10-210,833.80

Finding the Fourth Proportional to 526,733.80, 789,809.10 and 210,833.80

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Solution

The fourth proportional to 526,733.80, 789,809.10 and 210,833.80 is: 316,133.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,733.80 : 789,809.10 = 210,833.80 : x
  2. Step 2: Convert to fraction form
    526,733.80/789,809.10 = 210,833.80/x
  3. Step 3: Cross multiply
    526,733.80x = 789,809.10 × 210,833.80
  4. Step 4: Simplify right side
    526,733.80x = 166,518,453,827.58
  5. Step 5: Solve for x
    x = 166,518,453,827.58/526,733.80
  6. Step 6: Final answer
    x = 316,133.98

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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.