Home / 1,257,335.50-1,886,020.55-358,776.95

Finding the Fourth Proportional to 1,257,335.50, 1,886,020.55 and 358,776.95

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Solution

The fourth proportional to 1,257,335.50, 1,886,020.55 and 358,776.95 is: 538,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,335.50 : 1,886,020.55 = 358,776.95 : x
  2. Step 2: Convert to fraction form
    1,257,335.50/1,886,020.55 = 358,776.95/x
  3. Step 3: Cross multiply
    1,257,335.50x = 1,886,020.55 × 358,776.95
  4. Step 4: Simplify right side
    1,257,335.50x = 676,660,701,463.27
  5. Step 5: Solve for x
    x = 676,660,701,463.27/1,257,335.50
  6. Step 6: Final answer
    x = 538,170.36

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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.