Home / 908,117.10-1,362,175.65-572,193.90

Finding the Fourth Proportional to 908,117.10, 1,362,175.65 and 572,193.90

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Solution

The fourth proportional to 908,117.10, 1,362,175.65 and 572,193.90 is: 858,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,117.10 : 1,362,175.65 = 572,193.90 : x
  2. Step 2: Convert to fraction form
    908,117.10/1,362,175.65 = 572,193.90/x
  3. Step 3: Cross multiply
    908,117.10x = 1,362,175.65 × 572,193.90
  4. Step 4: Simplify right side
    908,117.10x = 779,428,597,658.54
  5. Step 5: Solve for x
    x = 779,428,597,658.54/908,117.10
  6. Step 6: Final answer
    x = 858,290.85

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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.