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Finding the Fourth Proportional to 572,632.08, 790,304.76 and 346,277.04

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Solution

The fourth proportional to 572,632.08, 790,304.76 and 346,277.04 is: 477,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,632.08 : 790,304.76 = 346,277.04 : x
  2. Step 2: Convert to fraction form
    572,632.08/790,304.76 = 346,277.04/x
  3. Step 3: Cross multiply
    572,632.08x = 790,304.76 × 346,277.04
  4. Step 4: Simplify right side
    572,632.08x = 273,664,392,990.71
  5. Step 5: Solve for x
    x = 273,664,392,990.71/572,632.08
  6. Step 6: Final answer
    x = 477,906.15

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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.