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Finding the Fourth Proportional to 540,096.04, 745,347.59 and 298,394.20

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Solution

The fourth proportional to 540,096.04, 745,347.59 and 298,394.20 is: 411,792.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,096.04 : 745,347.59 = 298,394.20 : x
  2. Step 2: Convert to fraction form
    540,096.04/745,347.59 = 298,394.20/x
  3. Step 3: Cross multiply
    540,096.04x = 745,347.59 × 298,394.20
  4. Step 4: Simplify right side
    540,096.04x = 222,407,397,839.98
  5. Step 5: Solve for x
    x = 222,407,397,839.98/540,096.04
  6. Step 6: Final answer
    x = 411,792.31

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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.