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Finding the Fourth Proportional to 304,460.20, 456,191.70 and 162,154.45

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Solution

The fourth proportional to 304,460.20, 456,191.70 and 162,154.45 is: 242,966.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,460.20 : 456,191.70 = 162,154.45 : x
  2. Step 2: Convert to fraction form
    304,460.20/456,191.70 = 162,154.45/x
  3. Step 3: Cross multiply
    304,460.20x = 456,191.70 × 162,154.45
  4. Step 4: Simplify right side
    304,460.20x = 73,973,514,208.07
  5. Step 5: Solve for x
    x = 73,973,514,208.07/304,460.20
  6. Step 6: Final answer
    x = 242,966.12

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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.