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Finding the Fourth Proportional to 543,798.27, 750,420.76 and 302,096.04

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Solution

The fourth proportional to 543,798.27, 750,420.76 and 302,096.04 is: 416,880.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,798.27 : 750,420.76 = 302,096.04 : x
  2. Step 2: Convert to fraction form
    543,798.27/750,420.76 = 302,096.04/x
  3. Step 3: Cross multiply
    543,798.27x = 750,420.76 × 302,096.04
  4. Step 4: Simplify right side
    543,798.27x = 226,699,139,929.79
  5. Step 5: Solve for x
    x = 226,699,139,929.79/543,798.27
  6. Step 6: Final answer
    x = 416,880.95

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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.