Home / 336,839.48-464,776.28-191,636.78

Finding the Fourth Proportional to 336,839.48, 464,776.28 and 191,636.78

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Solution

The fourth proportional to 336,839.48, 464,776.28 and 191,636.78 is: 264,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,839.48 : 464,776.28 = 191,636.78 : x
  2. Step 2: Convert to fraction form
    336,839.48/464,776.28 = 191,636.78/x
  3. Step 3: Cross multiply
    336,839.48x = 464,776.28 × 191,636.78
  4. Step 4: Simplify right side
    336,839.48x = 89,068,226,437.51
  5. Step 5: Solve for x
    x = 89,068,226,437.51/336,839.48
  6. Step 6: Final answer
    x = 264,423.36

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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.