Home / 314,830.06-434,474.58-171,599.38

Finding the Fourth Proportional to 314,830.06, 434,474.58 and 171,599.38

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Solution

The fourth proportional to 314,830.06, 434,474.58 and 171,599.38 is: 236,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,830.06 : 434,474.58 = 171,599.38 : x
  2. Step 2: Convert to fraction form
    314,830.06/434,474.58 = 171,599.38/x
  3. Step 3: Cross multiply
    314,830.06x = 434,474.58 × 171,599.38
  4. Step 4: Simplify right side
    314,830.06x = 74,555,568,111.07
  5. Step 5: Solve for x
    x = 74,555,568,111.07/314,830.06
  6. Step 6: Final answer
    x = 236,812.10

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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.