Home / 936,782.50-1,292,763.08-507,062.51

Finding the Fourth Proportional to 936,782.50, 1,292,763.08 and 507,062.51

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Solution

The fourth proportional to 936,782.50, 1,292,763.08 and 507,062.51 is: 699,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,782.50 : 1,292,763.08 = 507,062.51 : x
  2. Step 2: Convert to fraction form
    936,782.50/1,292,763.08 = 507,062.51/x
  3. Step 3: Cross multiply
    936,782.50x = 1,292,763.08 × 507,062.51
  4. Step 4: Simplify right side
    936,782.50x = 655,511,689,644.82
  5. Step 5: Solve for x
    x = 655,511,689,644.82/936,782.50
  6. Step 6: Final answer
    x = 699,748.01

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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.