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Finding the Fourth Proportional to 283,289.04, 424,886.04 and 83,605.68

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Solution

The fourth proportional to 283,289.04, 424,886.04 and 83,605.68 is: 125,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,289.04 : 424,886.04 = 83,605.68 : x
  2. Step 2: Convert to fraction form
    283,289.04/424,886.04 = 83,605.68/x
  3. Step 3: Cross multiply
    283,289.04x = 424,886.04 × 83,605.68
  4. Step 4: Simplify right side
    283,289.04x = 35,522,886,296.71
  5. Step 5: Solve for x
    x = 35,522,886,296.71/283,289.04
  6. Step 6: Final answer
    x = 125,394.50

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1.5x scale

Why These Related Problems?

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