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Finding the Fourth Proportional to 243,032.12, 364,547.16 and 65,557.08

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Solution

The fourth proportional to 243,032.12, 364,547.16 and 65,557.08 is: 98,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,032.12 : 364,547.16 = 65,557.08 : x
  2. Step 2: Convert to fraction form
    243,032.12/364,547.16 = 65,557.08/x
  3. Step 3: Cross multiply
    243,032.12x = 364,547.16 × 65,557.08
  4. Step 4: Simplify right side
    243,032.12x = 23,898,647,331.89
  5. Step 5: Solve for x
    x = 23,898,647,331.89/243,032.12
  6. Step 6: Final answer
    x = 98,335.34

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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.