Home / 757,266.34-1,045,030.54-413,109.59

Finding the Fourth Proportional to 757,266.34, 1,045,030.54 and 413,109.59

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Solution

The fourth proportional to 757,266.34, 1,045,030.54 and 413,109.59 is: 570,092.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,266.34 : 1,045,030.54 = 413,109.59 : x
  2. Step 2: Convert to fraction form
    757,266.34/1,045,030.54 = 413,109.59/x
  3. Step 3: Cross multiply
    757,266.34x = 1,045,030.54 × 413,109.59
  4. Step 4: Simplify right side
    757,266.34x = 431,712,137,916.88
  5. Step 5: Solve for x
    x = 431,712,137,916.88/757,266.34
  6. Step 6: Final answer
    x = 570,092.87

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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.