Home / 454,036.16-626,014.72-283,975.04

Finding the Fourth Proportional to 454,036.16, 626,014.72 and 283,975.04

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Solution

The fourth proportional to 454,036.16, 626,014.72 and 283,975.04 is: 391,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,036.16 : 626,014.72 = 283,975.04 : x
  2. Step 2: Convert to fraction form
    454,036.16/626,014.72 = 283,975.04/x
  3. Step 3: Cross multiply
    454,036.16x = 626,014.72 × 283,975.04
  4. Step 4: Simplify right side
    454,036.16x = 177,772,555,152.59
  5. Step 5: Solve for x
    x = 177,772,555,152.59/454,036.16
  6. Step 6: Final answer
    x = 391,538.32

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1.5x scale

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.