Home / 936,533.94-1,292,420.10-506,813.96

Finding the Fourth Proportional to 936,533.94, 1,292,420.10 and 506,813.96

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Solution

The fourth proportional to 936,533.94, 1,292,420.10 and 506,813.96 is: 699,405.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,533.94 : 1,292,420.10 = 506,813.96 : x
  2. Step 2: Convert to fraction form
    936,533.94/1,292,420.10 = 506,813.96/x
  3. Step 3: Cross multiply
    936,533.94x = 1,292,420.10 × 506,813.96
  4. Step 4: Simplify right side
    936,533.94x = 655,016,542,402.50
  5. Step 5: Solve for x
    x = 655,016,542,402.50/936,533.94
  6. Step 6: Final answer
    x = 699,405.02

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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.