Home / 1,237,545.50-1,856,319.72-338,994.98

Finding the Fourth Proportional to 1,237,545.50, 1,856,319.72 and 338,994.98

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Solution

The fourth proportional to 1,237,545.50, 1,856,319.72 and 338,994.98 is: 508,492.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,545.50 : 1,856,319.72 = 338,994.98 : x
  2. Step 2: Convert to fraction form
    1,237,545.50/1,856,319.72 = 338,994.98/x
  3. Step 3: Cross multiply
    1,237,545.50x = 1,856,319.72 × 338,994.98
  4. Step 4: Simplify right side
    1,237,545.50x = 629,283,072,892.46
  5. Step 5: Solve for x
    x = 629,283,072,892.46/1,237,545.50
  6. Step 6: Final answer
    x = 508,492.88

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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.