Home / 761,224.41-1,141,855.14-255,792.71

Finding the Fourth Proportional to 761,224.41, 1,141,855.14 and 255,792.71

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Solution

The fourth proportional to 761,224.41, 1,141,855.14 and 255,792.71 is: 383,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,224.41 : 1,141,855.14 = 255,792.71 : x
  2. Step 2: Convert to fraction form
    761,224.41/1,141,855.14 = 255,792.71/x
  3. Step 3: Cross multiply
    761,224.41x = 1,141,855.14 × 255,792.71
  4. Step 4: Simplify right side
    761,224.41x = 292,078,224,501.89
  5. Step 5: Solve for x
    x = 292,078,224,501.89/761,224.41
  6. Step 6: Final answer
    x = 383,695.29

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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.