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Finding the Fourth Proportional to 630,207,348.20, 943,610,411.10 and 630,207,348.20

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Solution

The fourth proportional to 630,207,348.20, 943,610,411.10 and 630,207,348.20 is: 943,610,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,207,348.20 : 943,610,411.10 = 630,207,348.20 : x
  2. Step 2: Convert to fraction form
    630,207,348.20/943,610,411.10 = 630,207,348.20/x
  3. Step 3: Cross multiply
    630,207,348.20x = 943,610,411.10 × 630,207,348.20
  4. Step 4: Simplify right side
    630,207,348.20x = 594,670,214,913,242,880
  5. Step 5: Solve for x
    x = 594,670,214,913,242,880/630,207,348.20
  6. Step 6: Final answer
    x = 943,610,411.10

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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.