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Finding the Fourth Proportional to 546,457.98, 754,116.39 and 304,756.14

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Solution

The fourth proportional to 546,457.98, 754,116.39 and 304,756.14 is: 420,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,457.98 : 754,116.39 = 304,756.14 : x
  2. Step 2: Convert to fraction form
    546,457.98/754,116.39 = 304,756.14/x
  3. Step 3: Cross multiply
    546,457.98x = 754,116.39 × 304,756.14
  4. Step 4: Simplify right side
    546,457.98x = 229,821,600,127.14
  5. Step 5: Solve for x
    x = 229,821,600,127.14/546,457.98
  6. Step 6: Final answer
    x = 420,565.91

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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.