Home / 1,237,545.60-1,856,319.89-338,995.08

Finding the Fourth Proportional to 1,237,545.60, 1,856,319.89 and 338,995.08

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Solution

The fourth proportional to 1,237,545.60, 1,856,319.89 and 338,995.08 is: 508,493.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,545.60 : 1,856,319.89 = 338,995.08 : x
  2. Step 2: Convert to fraction form
    1,237,545.60/1,856,319.89 = 338,995.08/x
  3. Step 3: Cross multiply
    1,237,545.60x = 1,856,319.89 × 338,995.08
  4. Step 4: Simplify right side
    1,237,545.60x = 629,283,307,921.17
  5. Step 5: Solve for x
    x = 629,283,307,921.17/1,237,545.60
  6. Step 6: Final answer
    x = 508,493.03

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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.