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Finding the Fourth Proportional to 1,036.33, 1,430.12 and 594.22

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Solution

The fourth proportional to 1,036.33, 1,430.12 and 594.22 is: 820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.33 : 1,430.12 = 594.22 : x
  2. Step 2: Convert to fraction form
    1,036.33/1,430.12 = 594.22/x
  3. Step 3: Cross multiply
    1,036.33x = 1,430.12 × 594.22
  4. Step 4: Simplify right side
    1,036.33x = 849,805.91
  5. Step 5: Solve for x
    x = 849,805.91/1,036.33
  6. Step 6: Final answer
    x = 820.01

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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.