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Finding the Fourth Proportional to 544,668.34, 751,631.53 and 302,945.71

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Solution

The fourth proportional to 544,668.34, 751,631.53 and 302,945.71 is: 418,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,668.34 : 751,631.53 = 302,945.71 : x
  2. Step 2: Convert to fraction form
    544,668.34/751,631.53 = 302,945.71/x
  3. Step 3: Cross multiply
    544,668.34x = 751,631.53 × 302,945.71
  4. Step 4: Simplify right side
    544,668.34x = 227,703,547,514.24
  5. Step 5: Solve for x
    x = 227,703,547,514.24/544,668.34
  6. Step 6: Final answer
    x = 418,059.08

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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.