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Finding the Fourth Proportional to 314,407.04, 433,870.88 and 171,164.48

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Solution

The fourth proportional to 314,407.04, 433,870.88 and 171,164.48 is: 236,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,407.04 : 433,870.88 = 171,164.48 : x
  2. Step 2: Convert to fraction form
    314,407.04/433,870.88 = 171,164.48/x
  3. Step 3: Cross multiply
    314,407.04x = 433,870.88 × 171,164.48
  4. Step 4: Simplify right side
    314,407.04x = 74,263,283,562.34
  5. Step 5: Solve for x
    x = 74,263,283,562.34/314,407.04
  6. Step 6: Final answer
    x = 236,201.08

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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.