Home / 838,292.91-1,257,528.90-358,570.34

Finding the Fourth Proportional to 838,292.91, 1,257,528.90 and 358,570.34

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Solution

The fourth proportional to 838,292.91, 1,257,528.90 and 358,570.34 is: 537,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,292.91 : 1,257,528.90 = 358,570.34 : x
  2. Step 2: Convert to fraction form
    838,292.91/1,257,528.90 = 358,570.34/x
  3. Step 3: Cross multiply
    838,292.91x = 1,257,528.90 × 358,570.34
  4. Step 4: Simplify right side
    838,292.91x = 450,912,565,232.83
  5. Step 5: Solve for x
    x = 450,912,565,232.83/838,292.91
  6. Step 6: Final answer
    x = 537,893.81

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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.