Home / 770,098.56-1,062,714.24-430,598.40

Finding the Fourth Proportional to 770,098.56, 1,062,714.24 and 430,598.40

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Solution

The fourth proportional to 770,098.56, 1,062,714.24 and 430,598.40 is: 594,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,098.56 : 1,062,714.24 = 430,598.40 : x
  2. Step 2: Convert to fraction form
    770,098.56/1,062,714.24 = 430,598.40/x
  3. Step 3: Cross multiply
    770,098.56x = 1,062,714.24 × 430,598.40
  4. Step 4: Simplify right side
    770,098.56x = 457,603,051,401.22
  5. Step 5: Solve for x
    x = 457,603,051,401.22/770,098.56
  6. Step 6: Final answer
    x = 594,213.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.