Home / 759,859.40-1,048,514.64-437,674.28

Finding the Fourth Proportional to 759,859.40, 1,048,514.64 and 437,674.28

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Solution

The fourth proportional to 759,859.40, 1,048,514.64 and 437,674.28 is: 603,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,859.40 : 1,048,514.64 = 437,674.28 : x
  2. Step 2: Convert to fraction form
    759,859.40/1,048,514.64 = 437,674.28/x
  3. Step 3: Cross multiply
    759,859.40x = 1,048,514.64 × 437,674.28
  4. Step 4: Simplify right side
    759,859.40x = 458,907,890,131.46
  5. Step 5: Solve for x
    x = 458,907,890,131.46/759,859.40
  6. Step 6: Final answer
    x = 603,937.90

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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.