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Finding the Fourth Proportional to 407,637.68, 608,711.57 and 332,906.18

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Solution

The fourth proportional to 407,637.68, 608,711.57 and 332,906.18 is: 497,117.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,637.68 : 608,711.57 = 332,906.18 : x
  2. Step 2: Convert to fraction form
    407,637.68/608,711.57 = 332,906.18/x
  3. Step 3: Cross multiply
    407,637.68x = 608,711.57 × 332,906.18
  4. Step 4: Simplify right side
    407,637.68x = 202,643,840,030.81
  5. Step 5: Solve for x
    x = 202,643,840,030.81/407,637.68
  6. Step 6: Final answer
    x = 497,117.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.