Home / 488,569.83-674,210.04-270,769.23

Finding the Fourth Proportional to 488,569.83, 674,210.04 and 270,769.23

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Solution

The fourth proportional to 488,569.83, 674,210.04 and 270,769.23 is: 373,652.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,569.83 : 674,210.04 = 270,769.23 : x
  2. Step 2: Convert to fraction form
    488,569.83/674,210.04 = 270,769.23/x
  3. Step 3: Cross multiply
    488,569.83x = 674,210.04 × 270,769.23
  4. Step 4: Simplify right side
    488,569.83x = 182,555,333,389.07
  5. Step 5: Solve for x
    x = 182,555,333,389.07/488,569.83
  6. Step 6: Final answer
    x = 373,652.49

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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.