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Finding the Fourth Proportional to 607,285,666.10, 910,928,499.15 and 607,285,666.10

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Solution

The fourth proportional to 607,285,666.10, 910,928,499.15 and 607,285,666.10 is: 910,928,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,285,666.10 : 910,928,499.15 = 607,285,666.10 : x
  2. Step 2: Convert to fraction form
    607,285,666.10/910,928,499.15 = 607,285,666.10/x
  3. Step 3: Cross multiply
    607,285,666.10x = 910,928,499.15 × 607,285,666.10
  4. Step 4: Simplify right side
    607,285,666.10x = 553,193,820,375,781,056
  5. Step 5: Solve for x
    x = 553,193,820,375,781,056/607,285,666.10
  6. Step 6: Final answer
    x = 910,928,499.15

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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.