Home / 936,386.94-1,292,209.83-506,674.65

Finding the Fourth Proportional to 936,386.94, 1,292,209.83 and 506,674.65

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Solution

The fourth proportional to 936,386.94, 1,292,209.83 and 506,674.65 is: 699,208.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,386.94 : 1,292,209.83 = 506,674.65 : x
  2. Step 2: Convert to fraction form
    936,386.94/1,292,209.83 = 506,674.65/x
  3. Step 3: Cross multiply
    936,386.94x = 1,292,209.83 × 506,674.65
  4. Step 4: Simplify right side
    936,386.94x = 654,729,963,341.81
  5. Step 5: Solve for x
    x = 654,729,963,341.81/936,386.94
  6. Step 6: Final answer
    x = 699,208.77

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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.