Home / 1,257,203.03-1,886,097.35-358,657.07

Finding the Fourth Proportional to 1,257,203.03, 1,886,097.35 and 358,657.07

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Solution

The fourth proportional to 1,257,203.03, 1,886,097.35 and 358,657.07 is: 538,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,203.03 : 1,886,097.35 = 358,657.07 : x
  2. Step 2: Convert to fraction form
    1,257,203.03/1,886,097.35 = 358,657.07/x
  3. Step 3: Cross multiply
    1,257,203.03x = 1,886,097.35 × 358,657.07
  4. Step 4: Simplify right side
    1,257,203.03x = 676,462,140,751.92
  5. Step 5: Solve for x
    x = 676,462,140,751.92/1,257,203.03
  6. Step 6: Final answer
    x = 538,069.13

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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.