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Finding the Fourth Proportional to 570,196.08, 786,554.68 and 366,017.76

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Solution

The fourth proportional to 570,196.08, 786,554.68 and 366,017.76 is: 504,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,196.08 : 786,554.68 = 366,017.76 : x
  2. Step 2: Convert to fraction form
    570,196.08/786,554.68 = 366,017.76/x
  3. Step 3: Cross multiply
    570,196.08x = 786,554.68 × 366,017.76
  4. Step 4: Simplify right side
    570,196.08x = 287,892,982,091.12
  5. Step 5: Solve for x
    x = 287,892,982,091.12/570,196.08
  6. Step 6: Final answer
    x = 504,901.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.