Home / 637,431.30-956,147.34-609,756.66

Finding the Fourth Proportional to 637,431.30, 956,147.34 and 609,756.66

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Solution

The fourth proportional to 637,431.30, 956,147.34 and 609,756.66 is: 914,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,431.30 : 956,147.34 = 609,756.66 : x
  2. Step 2: Convert to fraction form
    637,431.30/956,147.34 = 609,756.66/x
  3. Step 3: Cross multiply
    637,431.30x = 956,147.34 × 609,756.66
  4. Step 4: Simplify right side
    637,431.30x = 583,017,208,506.28
  5. Step 5: Solve for x
    x = 583,017,208,506.28/637,431.30
  6. Step 6: Final answer
    x = 914,635.36

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Double scale
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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.