Home / 856,600.04-1,284,901.65-351,070.59

Finding the Fourth Proportional to 856,600.04, 1,284,901.65 and 351,070.59

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Solution

The fourth proportional to 856,600.04, 1,284,901.65 and 351,070.59 is: 526,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,600.04 : 1,284,901.65 = 351,070.59 : x
  2. Step 2: Convert to fraction form
    856,600.04/1,284,901.65 = 351,070.59/x
  3. Step 3: Cross multiply
    856,600.04x = 1,284,901.65 × 351,070.59
  4. Step 4: Simplify right side
    856,600.04x = 451,091,180,357.47
  5. Step 5: Solve for x
    x = 451,091,180,357.47/856,600.04
  6. Step 6: Final answer
    x = 526,606.54

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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.