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Finding the Fourth Proportional to 201,666,165.60, 302,499,248.40 and 201,666,165.60

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Solution

The fourth proportional to 201,666,165.60, 302,499,248.40 and 201,666,165.60 is: 302,499,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,666,165.60 : 302,499,248.40 = 201,666,165.60 : x
  2. Step 2: Convert to fraction form
    201,666,165.60/302,499,248.40 = 201,666,165.60/x
  3. Step 3: Cross multiply
    201,666,165.60x = 302,499,248.40 × 201,666,165.60
  4. Step 4: Simplify right side
    201,666,165.60x = 61,003,863,521,709,928
  5. Step 5: Solve for x
    x = 61,003,863,521,709,928/201,666,165.60
  6. Step 6: Final answer
    x = 302,499,248.40

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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.