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Finding the Fourth Proportional to 436,567.60, 602,498.28 and 245,569.60

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Solution

The fourth proportional to 436,567.60, 602,498.28 and 245,569.60 is: 338,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,567.60 : 602,498.28 = 245,569.60 : x
  2. Step 2: Convert to fraction form
    436,567.60/602,498.28 = 245,569.60/x
  3. Step 3: Cross multiply
    436,567.60x = 602,498.28 × 245,569.60
  4. Step 4: Simplify right side
    436,567.60x = 147,955,261,620.29
  5. Step 5: Solve for x
    x = 147,955,261,620.29/436,567.60
  6. Step 6: Final answer
    x = 338,905.73

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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.