Home / 651,837.40-977,172.90-252,345.40

Finding the Fourth Proportional to 651,837.40, 977,172.90 and 252,345.40

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Solution

The fourth proportional to 651,837.40, 977,172.90 and 252,345.40 is: 378,292.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,837.40 : 977,172.90 = 252,345.40 : x
  2. Step 2: Convert to fraction form
    651,837.40/977,172.90 = 252,345.40/x
  3. Step 3: Cross multiply
    651,837.40x = 977,172.90 × 252,345.40
  4. Step 4: Simplify right side
    651,837.40x = 246,585,086,319.66
  5. Step 5: Solve for x
    x = 246,585,086,319.66/651,837.40
  6. Step 6: Final answer
    x = 378,292.33

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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.