Home / 936,530.94-1,292,415.96-506,810.96

Finding the Fourth Proportional to 936,530.94, 1,292,415.96 and 506,810.96

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Solution

The fourth proportional to 936,530.94, 1,292,415.96 and 506,810.96 is: 699,400.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,530.94 : 1,292,415.96 = 506,810.96 : x
  2. Step 2: Convert to fraction form
    936,530.94/1,292,415.96 = 506,810.96/x
  3. Step 3: Cross multiply
    936,530.94x = 1,292,415.96 × 506,810.96
  4. Step 4: Simplify right side
    936,530.94x = 655,010,573,406.92
  5. Step 5: Solve for x
    x = 655,010,573,406.92/936,530.94
  6. Step 6: Final answer
    x = 699,400.89

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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.