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Finding the Fourth Proportional to 255,578,829.60, 383,368,244.40 and 255,578,829.60

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Solution

The fourth proportional to 255,578,829.60, 383,368,244.40 and 255,578,829.60 is: 383,368,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,578,829.60 : 383,368,244.40 = 255,578,829.60 : x
  2. Step 2: Convert to fraction form
    255,578,829.60/383,368,244.40 = 255,578,829.60/x
  3. Step 3: Cross multiply
    255,578,829.60x = 383,368,244.40 × 255,578,829.60
  4. Step 4: Simplify right side
    255,578,829.60x = 97,980,807,209,558,752
  5. Step 5: Solve for x
    x = 97,980,807,209,558,752/255,578,829.60
  6. Step 6: Final answer
    x = 383,368,244.40

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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.