Home / 314,609.55-434,161.36-171,370.23

Finding the Fourth Proportional to 314,609.55, 434,161.36 and 171,370.23

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Solution

The fourth proportional to 314,609.55, 434,161.36 and 171,370.23 is: 236,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,609.55 : 434,161.36 = 171,370.23 : x
  2. Step 2: Convert to fraction form
    314,609.55/434,161.36 = 171,370.23/x
  3. Step 3: Cross multiply
    314,609.55x = 434,161.36 × 171,370.23
  4. Step 4: Simplify right side
    314,609.55x = 74,402,329,949.51
  5. Step 5: Solve for x
    x = 74,402,329,949.51/314,609.55
  6. Step 6: Final answer
    x = 236,491.01

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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.