Home / 651,620.20-977,430.30-593,883.40

Finding the Fourth Proportional to 651,620.20, 977,430.30 and 593,883.40

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Solution

The fourth proportional to 651,620.20, 977,430.30 and 593,883.40 is: 890,825.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,620.20 : 977,430.30 = 593,883.40 : x
  2. Step 2: Convert to fraction form
    651,620.20/977,430.30 = 593,883.40/x
  3. Step 3: Cross multiply
    651,620.20x = 977,430.30 × 593,883.40
  4. Step 4: Simplify right side
    651,620.20x = 580,479,629,827.02
  5. Step 5: Solve for x
    x = 580,479,629,827.02/651,620.20
  6. Step 6: Final answer
    x = 890,825.10

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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.