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Finding the Fourth Proportional to 295,966.40, 444,007.20 and 127,486.40

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Solution

The fourth proportional to 295,966.40, 444,007.20 and 127,486.40 is: 191,254.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,966.40 : 444,007.20 = 127,486.40 : x
  2. Step 2: Convert to fraction form
    295,966.40/444,007.20 = 127,486.40/x
  3. Step 3: Cross multiply
    295,966.40x = 444,007.20 × 127,486.40
  4. Step 4: Simplify right side
    295,966.40x = 56,604,879,502.08
  5. Step 5: Solve for x
    x = 56,604,879,502.08/295,966.40
  6. Step 6: Final answer
    x = 191,254.41

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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.