Home / 461,921.80-692,882.70-304,328.20

Finding the Fourth Proportional to 461,921.80, 692,882.70 and 304,328.20

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Solution

The fourth proportional to 461,921.80, 692,882.70 and 304,328.20 is: 456,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,921.80 : 692,882.70 = 304,328.20 : x
  2. Step 2: Convert to fraction form
    461,921.80/692,882.70 = 304,328.20/x
  3. Step 3: Cross multiply
    461,921.80x = 692,882.70 × 304,328.20
  4. Step 4: Simplify right side
    461,921.80x = 210,863,744,902.14
  5. Step 5: Solve for x
    x = 210,863,744,902.14/461,921.80
  6. Step 6: Final answer
    x = 456,492.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.