Home / 423,640.65-584,621.98-230,046.63

Finding the Fourth Proportional to 423,640.65, 584,621.98 and 230,046.63

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Solution

The fourth proportional to 423,640.65, 584,621.98 and 230,046.63 is: 317,463.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,640.65 : 584,621.98 = 230,046.63 : x
  2. Step 2: Convert to fraction form
    423,640.65/584,621.98 = 230,046.63/x
  3. Step 3: Cross multiply
    423,640.65x = 584,621.98 × 230,046.63
  4. Step 4: Simplify right side
    423,640.65x = 134,490,315,747.81
  5. Step 5: Solve for x
    x = 134,490,315,747.81/423,640.65
  6. Step 6: Final answer
    x = 317,463.20

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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.