Home / 851,159.04-1,174,269.84-488,451.84

Finding the Fourth Proportional to 851,159.04, 1,174,269.84 and 488,451.84

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Solution

The fourth proportional to 851,159.04, 1,174,269.84 and 488,451.84 is: 673,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,159.04 : 1,174,269.84 = 488,451.84 : x
  2. Step 2: Convert to fraction form
    851,159.04/1,174,269.84 = 488,451.84/x
  3. Step 3: Cross multiply
    851,159.04x = 1,174,269.84 × 488,451.84
  4. Step 4: Simplify right side
    851,159.04x = 573,574,264,004.51
  5. Step 5: Solve for x
    x = 573,574,264,004.51/851,159.04
  6. Step 6: Final answer
    x = 673,874.37

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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.