Home / 314,539.14-434,060.98-171,301.57

Finding the Fourth Proportional to 314,539.14, 434,060.98 and 171,301.57

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Solution

The fourth proportional to 314,539.14, 434,060.98 and 171,301.57 is: 236,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,539.14 : 434,060.98 = 171,301.57 : x
  2. Step 2: Convert to fraction form
    314,539.14/434,060.98 = 171,301.57/x
  3. Step 3: Cross multiply
    314,539.14x = 434,060.98 × 171,301.57
  4. Step 4: Simplify right side
    314,539.14x = 74,355,327,349.74
  5. Step 5: Solve for x
    x = 74,355,327,349.74/314,539.14
  6. Step 6: Final answer
    x = 236,394.51

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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.