Home / 734,590.40-1,100,042.40-483,915.20

Finding the Fourth Proportional to 734,590.40, 1,100,042.40 and 483,915.20

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Solution

The fourth proportional to 734,590.40, 1,100,042.40 and 483,915.20 is: 724,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,590.40 : 1,100,042.40 = 483,915.20 : x
  2. Step 2: Convert to fraction form
    734,590.40/1,100,042.40 = 483,915.20/x
  3. Step 3: Cross multiply
    734,590.40x = 1,100,042.40 × 483,915.20
  4. Step 4: Simplify right side
    734,590.40x = 532,327,238,004.48
  5. Step 5: Solve for x
    x = 532,327,238,004.48/734,590.40
  6. Step 6: Final answer
    x = 724,658.58

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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.