Home / 304,432.85-420,111.04-168,466.71

Finding the Fourth Proportional to 304,432.85, 420,111.04 and 168,466.71

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Solution

The fourth proportional to 304,432.85, 420,111.04 and 168,466.71 is: 232,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,432.85 : 420,111.04 = 168,466.71 : x
  2. Step 2: Convert to fraction form
    304,432.85/420,111.04 = 168,466.71/x
  3. Step 3: Cross multiply
    304,432.85x = 420,111.04 × 168,466.71
  4. Step 4: Simplify right side
    304,432.85x = 70,774,724,743.48
  5. Step 5: Solve for x
    x = 70,774,724,743.48/304,432.85
  6. Step 6: Final answer
    x = 232,480.58

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1.5x scale

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.