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Finding the Fourth Proportional to 546,973.68, 754,865.43 and 302,005.68

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Solution

The fourth proportional to 546,973.68, 754,865.43 and 302,005.68 is: 416,790.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,973.68 : 754,865.43 = 302,005.68 : x
  2. Step 2: Convert to fraction form
    546,973.68/754,865.43 = 302,005.68/x
  3. Step 3: Cross multiply
    546,973.68x = 754,865.43 × 302,005.68
  4. Step 4: Simplify right side
    546,973.68x = 227,973,647,495.64
  5. Step 5: Solve for x
    x = 227,973,647,495.64/546,973.68
  6. Step 6: Final answer
    x = 416,790.89

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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.