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Finding the Fourth Proportional to 423,674.92, 584,700.02 and 232,690.29

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Solution

The fourth proportional to 423,674.92, 584,700.02 and 232,690.29 is: 321,128.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,674.92 : 584,700.02 = 232,690.29 : x
  2. Step 2: Convert to fraction form
    423,674.92/584,700.02 = 232,690.29/x
  3. Step 3: Cross multiply
    423,674.92x = 584,700.02 × 232,690.29
  4. Step 4: Simplify right side
    423,674.92x = 136,054,017,216.81
  5. Step 5: Solve for x
    x = 136,054,017,216.81/423,674.92
  6. Step 6: Final answer
    x = 321,128.32

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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.