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Finding the Fourth Proportional to 423,063.36, 583,804.80 and 232,084.80

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Solution

The fourth proportional to 423,063.36, 583,804.80 and 232,084.80 is: 320,264.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,063.36 : 583,804.80 = 232,084.80 : x
  2. Step 2: Convert to fraction form
    423,063.36/583,804.80 = 232,084.80/x
  3. Step 3: Cross multiply
    423,063.36x = 583,804.80 × 232,084.80
  4. Step 4: Simplify right side
    423,063.36x = 135,492,220,247.04
  5. Step 5: Solve for x
    x = 135,492,220,247.04/423,063.36
  6. Step 6: Final answer
    x = 320,264.61

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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.