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Finding the Fourth Proportional to 411,547.99, 567,958.31 and 230,249.11

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Solution

The fourth proportional to 411,547.99, 567,958.31 and 230,249.11 is: 317,756.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,547.99 : 567,958.31 = 230,249.11 : x
  2. Step 2: Convert to fraction form
    411,547.99/567,958.31 = 230,249.11/x
  3. Step 3: Cross multiply
    411,547.99x = 567,958.31 × 230,249.11
  4. Step 4: Simplify right side
    411,547.99x = 130,771,895,394.60
  5. Step 5: Solve for x
    x = 130,771,895,394.60/411,547.99
  6. Step 6: Final answer
    x = 317,756.13

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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.