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Finding the Fourth Proportional to 461,951.60, 692,783.40 and 181,554.80

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Solution

The fourth proportional to 461,951.60, 692,783.40 and 181,554.80 is: 272,275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,951.60 : 692,783.40 = 181,554.80 : x
  2. Step 2: Convert to fraction form
    461,951.60/692,783.40 = 181,554.80/x
  3. Step 3: Cross multiply
    461,951.60x = 692,783.40 × 181,554.80
  4. Step 4: Simplify right side
    461,951.60x = 125,778,151,630.32
  5. Step 5: Solve for x
    x = 125,778,151,630.32/461,951.60
  6. Step 6: Final answer
    x = 272,275.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.