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Finding the Fourth Proportional to 282,073,619.60, 423,110,429.40 and 282,073,619.60

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Solution

The fourth proportional to 282,073,619.60, 423,110,429.40 and 282,073,619.60 is: 423,110,429.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,073,619.60 : 423,110,429.40 = 282,073,619.60 : x
  2. Step 2: Convert to fraction form
    282,073,619.60/423,110,429.40 = 282,073,619.60/x
  3. Step 3: Cross multiply
    282,073,619.60x = 423,110,429.40 × 282,073,619.60
  4. Step 4: Simplify right side
    282,073,619.60x = 119,348,290,311,368,256
  5. Step 5: Solve for x
    x = 119,348,290,311,368,256/282,073,619.60
  6. Step 6: Final answer
    x = 423,110,429.40

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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.