Home / 790,532.50-1,090,925.82-427,948.42

Finding the Fourth Proportional to 790,532.50, 1,090,925.82 and 427,948.42

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Solution

The fourth proportional to 790,532.50, 1,090,925.82 and 427,948.42 is: 590,563.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,532.50 : 1,090,925.82 = 427,948.42 : x
  2. Step 2: Convert to fraction form
    790,532.50/1,090,925.82 = 427,948.42/x
  3. Step 3: Cross multiply
    790,532.50x = 1,090,925.82 × 427,948.42
  4. Step 4: Simplify right side
    790,532.50x = 466,859,981,006.20
  5. Step 5: Solve for x
    x = 466,859,981,006.20/790,532.50
  6. Step 6: Final answer
    x = 590,563.93

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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.