Home / 314,056.70-433,376.90-170,813.66

Finding the Fourth Proportional to 314,056.70, 433,376.90 and 170,813.66

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Solution

The fourth proportional to 314,056.70, 433,376.90 and 170,813.66 is: 235,711.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,056.70 : 433,376.90 = 170,813.66 : x
  2. Step 2: Convert to fraction form
    314,056.70/433,376.90 = 170,813.66/x
  3. Step 3: Cross multiply
    314,056.70x = 433,376.90 × 170,813.66
  4. Step 4: Simplify right side
    314,056.70x = 74,026,694,448.45
  5. Step 5: Solve for x
    x = 74,026,694,448.45/314,056.70
  6. Step 6: Final answer
    x = 235,711.24

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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.