Home / 683,959.38-1,025,890.47-210,595.38

Finding the Fourth Proportional to 683,959.38, 1,025,890.47 and 210,595.38

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Solution

The fourth proportional to 683,959.38, 1,025,890.47 and 210,595.38 is: 315,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,959.38 : 1,025,890.47 = 210,595.38 : x
  2. Step 2: Convert to fraction form
    683,959.38/1,025,890.47 = 210,595.38/x
  3. Step 3: Cross multiply
    683,959.38x = 1,025,890.47 × 210,595.38
  4. Step 4: Simplify right side
    683,959.38x = 216,047,793,368.03
  5. Step 5: Solve for x
    x = 216,047,793,368.03/683,959.38
  6. Step 6: Final answer
    x = 315,878.11

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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.