Home / 936,500.48-1,292,374.07-506,780.56

Finding the Fourth Proportional to 936,500.48, 1,292,374.07 and 506,780.56

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Solution

The fourth proportional to 936,500.48, 1,292,374.07 and 506,780.56 is: 699,359.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,500.48 : 1,292,374.07 = 506,780.56 : x
  2. Step 2: Convert to fraction form
    936,500.48/1,292,374.07 = 506,780.56/x
  3. Step 3: Cross multiply
    936,500.48x = 1,292,374.07 × 506,780.56
  4. Step 4: Simplify right side
    936,500.48x = 654,950,054,924.08
  5. Step 5: Solve for x
    x = 654,950,054,924.08/936,500.48
  6. Step 6: Final answer
    x = 699,359.02

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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.