Home / 779,548.60-1,168,977.30-358,953.40

Finding the Fourth Proportional to 779,548.60, 1,168,977.30 and 358,953.40

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Solution

The fourth proportional to 779,548.60, 1,168,977.30 and 358,953.40 is: 538,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,548.60 : 1,168,977.30 = 358,953.40 : x
  2. Step 2: Convert to fraction form
    779,548.60/1,168,977.30 = 358,953.40/x
  3. Step 3: Cross multiply
    779,548.60x = 1,168,977.30 × 358,953.40
  4. Step 4: Simplify right side
    779,548.60x = 419,608,376,357.82
  5. Step 5: Solve for x
    x = 419,608,376,357.82/779,548.60
  6. Step 6: Final answer
    x = 538,270.96

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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.