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Finding the Fourth Proportional to 181,547.60, 272,321.40 and 173,868.80

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Solution

The fourth proportional to 181,547.60, 272,321.40 and 173,868.80 is: 260,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,547.60 : 272,321.40 = 173,868.80 : x
  2. Step 2: Convert to fraction form
    181,547.60/272,321.40 = 173,868.80/x
  3. Step 3: Cross multiply
    181,547.60x = 272,321.40 × 173,868.80
  4. Step 4: Simplify right side
    181,547.60x = 47,348,195,032.32
  5. Step 5: Solve for x
    x = 47,348,195,032.32/181,547.60
  6. Step 6: Final answer
    x = 260,803.20

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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.