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Finding the Fourth Proportional to 559,875,342.30, 839,813,013.45 and 559,875,342.30

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Solution

The fourth proportional to 559,875,342.30, 839,813,013.45 and 559,875,342.30 is: 839,813,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,875,342.30 : 839,813,013.45 = 559,875,342.30 : x
  2. Step 2: Convert to fraction form
    559,875,342.30/839,813,013.45 = 559,875,342.30/x
  3. Step 3: Cross multiply
    559,875,342.30x = 839,813,013.45 × 559,875,342.30
  4. Step 4: Simplify right side
    559,875,342.30x = 470,190,598,373,313,216
  5. Step 5: Solve for x
    x = 470,190,598,373,313,216/559,875,342.30
  6. Step 6: Final answer
    x = 839,813,013.45

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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.