Home / 868,079.51-1,302,119.42-362,364.65

Finding the Fourth Proportional to 868,079.51, 1,302,119.42 and 362,364.65

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Solution

The fourth proportional to 868,079.51, 1,302,119.42 and 362,364.65 is: 543,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,079.51 : 1,302,119.42 = 362,364.65 : x
  2. Step 2: Convert to fraction form
    868,079.51/1,302,119.42 = 362,364.65/x
  3. Step 3: Cross multiply
    868,079.51x = 1,302,119.42 × 362,364.65
  4. Step 4: Simplify right side
    868,079.51x = 471,842,039,564.08
  5. Step 5: Solve for x
    x = 471,842,039,564.08/868,079.51
  6. Step 6: Final answer
    x = 543,547.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.