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Finding the Fourth Proportional to 332,011.85, 458,130.13 and 188,756.06

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Solution

The fourth proportional to 332,011.85, 458,130.13 and 188,756.06 is: 260,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,011.85 : 458,130.13 = 188,756.06 : x
  2. Step 2: Convert to fraction form
    332,011.85/458,130.13 = 188,756.06/x
  3. Step 3: Cross multiply
    332,011.85x = 458,130.13 × 188,756.06
  4. Step 4: Simplify right side
    332,011.85x = 86,474,835,543.55
  5. Step 5: Solve for x
    x = 86,474,835,543.55/332,011.85
  6. Step 6: Final answer
    x = 260,457.08

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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.