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Finding the Fourth Proportional to 201,702,208.35, 302,553,312.53 and 201,702,208.35

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Solution

The fourth proportional to 201,702,208.35, 302,553,312.53 and 201,702,208.35 is: 302,553,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,702,208.35 : 302,553,312.53 = 201,702,208.35 : x
  2. Step 2: Convert to fraction form
    201,702,208.35/302,553,312.53 = 201,702,208.35/x
  3. Step 3: Cross multiply
    201,702,208.35x = 302,553,312.53 × 201,702,208.35
  4. Step 4: Simplify right side
    201,702,208.35x = 61,025,671,279,900,208
  5. Step 5: Solve for x
    x = 61,025,671,279,900,208/201,702,208.35
  6. Step 6: Final answer
    x = 302,553,312.53

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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.