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Finding the Fourth Proportional to 431,077.60, 594,886.67 and 249,894.55

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Solution

The fourth proportional to 431,077.60, 594,886.67 and 249,894.55 is: 344,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,077.60 : 594,886.67 = 249,894.55 : x
  2. Step 2: Convert to fraction form
    431,077.60/594,886.67 = 249,894.55/x
  3. Step 3: Cross multiply
    431,077.60x = 594,886.67 × 249,894.55
  4. Step 4: Simplify right side
    431,077.60x = 148,658,932,476.74
  5. Step 5: Solve for x
    x = 148,658,932,476.74/431,077.60
  6. Step 6: Final answer
    x = 344,854.23

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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.