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Finding the Fourth Proportional to 328,595.04, 453,461.16 and 177,692.04

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Solution

The fourth proportional to 328,595.04, 453,461.16 and 177,692.04 is: 245,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,595.04 : 453,461.16 = 177,692.04 : x
  2. Step 2: Convert to fraction form
    328,595.04/453,461.16 = 177,692.04/x
  3. Step 3: Cross multiply
    328,595.04x = 453,461.16 × 177,692.04
  4. Step 4: Simplify right side
    328,595.04x = 80,576,438,581.17
  5. Step 5: Solve for x
    x = 80,576,438,581.17/328,595.04
  6. Step 6: Final answer
    x = 245,215.02

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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.