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Finding the Fourth Proportional to 282,383,132.40, 423,574,698.60 and 282,383,132.40

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Solution

The fourth proportional to 282,383,132.40, 423,574,698.60 and 282,383,132.40 is: 423,574,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,383,132.40 : 423,574,698.60 = 282,383,132.40 : x
  2. Step 2: Convert to fraction form
    282,383,132.40/423,574,698.60 = 282,383,132.40/x
  3. Step 3: Cross multiply
    282,383,132.40x = 423,574,698.60 × 282,383,132.40
  4. Step 4: Simplify right side
    282,383,132.40x = 119,610,350,196,053,888
  5. Step 5: Solve for x
    x = 119,610,350,196,053,888/282,383,132.40
  6. Step 6: Final answer
    x = 423,574,698.60

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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.