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Finding the Fourth Proportional to 452,016.03, 623,780.16 and 248,070.25

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Solution

The fourth proportional to 452,016.03, 623,780.16 and 248,070.25 is: 342,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,016.03 : 623,780.16 = 248,070.25 : x
  2. Step 2: Convert to fraction form
    452,016.03/623,780.16 = 248,070.25/x
  3. Step 3: Cross multiply
    452,016.03x = 623,780.16 × 248,070.25
  4. Step 4: Simplify right side
    452,016.03x = 154,741,301,946.23
  5. Step 5: Solve for x
    x = 154,741,301,946.23/452,016.03
  6. Step 6: Final answer
    x = 342,335.87

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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.