Home / 1,045,617.80-1,566,353.10-623,640.20

Finding the Fourth Proportional to 1,045,617.80, 1,566,353.10 and 623,640.20

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Solution

The fourth proportional to 1,045,617.80, 1,566,353.10 and 623,640.20 is: 934,223.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,617.80 : 1,566,353.10 = 623,640.20 : x
  2. Step 2: Convert to fraction form
    1,045,617.80/1,566,353.10 = 623,640.20/x
  3. Step 3: Cross multiply
    1,045,617.80x = 1,566,353.10 × 623,640.20
  4. Step 4: Simplify right side
    1,045,617.80x = 976,840,760,554.62
  5. Step 5: Solve for x
    x = 976,840,760,554.62/1,045,617.80
  6. Step 6: Final answer
    x = 934,223.54

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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.