Home / 314,769.23-434,381.55-171,529.23

Finding the Fourth Proportional to 314,769.23, 434,381.55 and 171,529.23

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Solution

The fourth proportional to 314,769.23, 434,381.55 and 171,529.23 is: 236,710.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,769.23 : 434,381.55 = 171,529.23 : x
  2. Step 2: Convert to fraction form
    314,769.23/434,381.55 = 171,529.23/x
  3. Step 3: Cross multiply
    314,769.23x = 434,381.55 × 171,529.23
  4. Step 4: Simplify right side
    314,769.23x = 74,509,134,748.25
  5. Step 5: Solve for x
    x = 74,509,134,748.25/314,769.23
  6. Step 6: Final answer
    x = 236,710.35

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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.