Home / 916,079.10-1,373,462.55-383,325.90

Finding the Fourth Proportional to 916,079.10, 1,373,462.55 and 383,325.90

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Solution

The fourth proportional to 916,079.10, 1,373,462.55 and 383,325.90 is: 574,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,079.10 : 1,373,462.55 = 383,325.90 : x
  2. Step 2: Convert to fraction form
    916,079.10/1,373,462.55 = 383,325.90/x
  3. Step 3: Cross multiply
    916,079.10x = 1,373,462.55 × 383,325.90
  4. Step 4: Simplify right side
    916,079.10x = 526,483,768,095.05
  5. Step 5: Solve for x
    x = 526,483,768,095.05/916,079.10
  6. Step 6: Final answer
    x = 574,714.31

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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.