Home / 953,152.79-1,315,021.91-609,190.00

Finding the Fourth Proportional to 953,152.79, 1,315,021.91 and 609,190.00

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Solution

The fourth proportional to 953,152.79, 1,315,021.91 and 609,190.00 is: 840,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,152.79 : 1,315,021.91 = 609,190.00 : x
  2. Step 2: Convert to fraction form
    953,152.79/1,315,021.91 = 609,190.00/x
  3. Step 3: Cross multiply
    953,152.79x = 1,315,021.91 × 609,190.00
  4. Step 4: Simplify right side
    953,152.79x = 801,098,191,019.40
  5. Step 5: Solve for x
    x = 801,098,191,019.40/953,152.79
  6. Step 6: Final answer
    x = 840,471.96

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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.