Home / 328,457.85-453,272.50-177,554.85

Finding the Fourth Proportional to 328,457.85, 453,272.50 and 177,554.85

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Solution

The fourth proportional to 328,457.85, 453,272.50 and 177,554.85 is: 245,026.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,457.85 : 453,272.50 = 177,554.85 : x
  2. Step 2: Convert to fraction form
    328,457.85/453,272.50 = 177,554.85/x
  3. Step 3: Cross multiply
    328,457.85x = 453,272.50 × 177,554.85
  4. Step 4: Simplify right side
    328,457.85x = 80,480,730,302.74
  5. Step 5: Solve for x
    x = 80,480,730,302.74/328,457.85
  6. Step 6: Final answer
    x = 245,026.05

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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.