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Finding the Fourth Proportional to 975,470.40, 1,462,514.40 and 443,246.40

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Solution

The fourth proportional to 975,470.40, 1,462,514.40 and 443,246.40 is: 664,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,470.40 : 1,462,514.40 = 443,246.40 : x
  2. Step 2: Convert to fraction form
    975,470.40/1,462,514.40 = 443,246.40/x
  3. Step 3: Cross multiply
    975,470.40x = 1,462,514.40 × 443,246.40
  4. Step 4: Simplify right side
    975,470.40x = 648,254,242,748.16
  5. Step 5: Solve for x
    x = 648,254,242,748.16/975,470.40
  6. Step 6: Final answer
    x = 664,555.52

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.