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Finding the Fourth Proportional to 423,957.24, 585,037.08 and 260,675.82

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Solution

The fourth proportional to 423,957.24, 585,037.08 and 260,675.82 is: 359,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,957.24 : 585,037.08 = 260,675.82 : x
  2. Step 2: Convert to fraction form
    423,957.24/585,037.08 = 260,675.82/x
  3. Step 3: Cross multiply
    423,957.24x = 585,037.08 × 260,675.82
  4. Step 4: Simplify right side
    423,957.24x = 152,505,020,559.41
  5. Step 5: Solve for x
    x = 152,505,020,559.41/423,957.24
  6. Step 6: Final answer
    x = 359,717.93

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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.