Home / 280,244.01-386,746.07-152,926.59

Finding the Fourth Proportional to 280,244.01, 386,746.07 and 152,926.59

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Solution

The fourth proportional to 280,244.01, 386,746.07 and 152,926.59 is: 211,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,244.01 : 386,746.07 = 152,926.59 : x
  2. Step 2: Convert to fraction form
    280,244.01/386,746.07 = 152,926.59/x
  3. Step 3: Cross multiply
    280,244.01x = 386,746.07 × 152,926.59
  4. Step 4: Simplify right side
    280,244.01x = 59,143,757,681.00
  5. Step 5: Solve for x
    x = 59,143,757,681.00/280,244.01
  6. Step 6: Final answer
    x = 211,043.79

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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.