Home / 1,017,557.64-1,526,349.02-259,398.86

Finding the Fourth Proportional to 1,017,557.64, 1,526,349.02 and 259,398.86

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Solution

The fourth proportional to 1,017,557.64, 1,526,349.02 and 259,398.86 is: 389,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,557.64 : 1,526,349.02 = 259,398.86 : x
  2. Step 2: Convert to fraction form
    1,017,557.64/1,526,349.02 = 259,398.86/x
  3. Step 3: Cross multiply
    1,017,557.64x = 1,526,349.02 × 259,398.86
  4. Step 4: Simplify right side
    1,017,557.64x = 395,933,186,821.38
  5. Step 5: Solve for x
    x = 395,933,186,821.38/1,017,557.64
  6. Step 6: Final answer
    x = 389,101.48

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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.