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Finding the Fourth Proportional to 427,316,124.60, 599,603,063.40 and 427,316,124.60

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Solution

The fourth proportional to 427,316,124.60, 599,603,063.40 and 427,316,124.60 is: 599,603,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,316,124.60 : 599,603,063.40 = 427,316,124.60 : x
  2. Step 2: Convert to fraction form
    427,316,124.60/599,603,063.40 = 427,316,124.60/x
  3. Step 3: Cross multiply
    427,316,124.60x = 599,603,063.40 × 427,316,124.60
  4. Step 4: Simplify right side
    427,316,124.60x = 256,220,057,350,376,096
  5. Step 5: Solve for x
    x = 256,220,057,350,376,096/427,316,124.60
  6. Step 6: Final answer
    x = 599,603,063.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.