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Finding the Fourth Proportional to 177,798.80, 266,698.20 and 163,283.60

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Solution

The fourth proportional to 177,798.80, 266,698.20 and 163,283.60 is: 244,925.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,798.80 : 266,698.20 = 163,283.60 : x
  2. Step 2: Convert to fraction form
    177,798.80/266,698.20 = 163,283.60/x
  3. Step 3: Cross multiply
    177,798.80x = 266,698.20 × 163,283.60
  4. Step 4: Simplify right side
    177,798.80x = 43,547,442,209.52
  5. Step 5: Solve for x
    x = 43,547,442,209.52/177,798.80
  6. Step 6: Final answer
    x = 244,925.40

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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.