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Finding the Fourth Proportional to 472,667.04, 708,631.92 and 235,890.72

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Solution

The fourth proportional to 472,667.04, 708,631.92 and 235,890.72 is: 353,652.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,667.04 : 708,631.92 = 235,890.72 : x
  2. Step 2: Convert to fraction form
    472,667.04/708,631.92 = 235,890.72/x
  3. Step 3: Cross multiply
    472,667.04x = 708,631.92 × 235,890.72
  4. Step 4: Simplify right side
    472,667.04x = 167,159,693,823.78
  5. Step 5: Solve for x
    x = 167,159,693,823.78/472,667.04
  6. Step 6: Final answer
    x = 353,652.11

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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.