Home / 472,637.04-652,295.20-268,718.72

Finding the Fourth Proportional to 472,637.04, 652,295.20 and 268,718.72

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Solution

The fourth proportional to 472,637.04, 652,295.20 and 268,718.72 is: 370,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,637.04 : 652,295.20 = 268,718.72 : x
  2. Step 2: Convert to fraction form
    472,637.04/652,295.20 = 268,718.72/x
  3. Step 3: Cross multiply
    472,637.04x = 652,295.20 × 268,718.72
  4. Step 4: Simplify right side
    472,637.04x = 175,283,931,206.14
  5. Step 5: Solve for x
    x = 175,283,931,206.14/472,637.04
  6. Step 6: Final answer
    x = 370,863.72

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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.