Home / 1,168,123.40-1,752,401.42-369,605.96

Finding the Fourth Proportional to 1,168,123.40, 1,752,401.42 and 369,605.96

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Solution

The fourth proportional to 1,168,123.40, 1,752,401.42 and 369,605.96 is: 554,477.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,123.40 : 1,752,401.42 = 369,605.96 : x
  2. Step 2: Convert to fraction form
    1,168,123.40/1,752,401.42 = 369,605.96/x
  3. Step 3: Cross multiply
    1,168,123.40x = 1,752,401.42 × 369,605.96
  4. Step 4: Simplify right side
    1,168,123.40x = 647,698,009,144.46
  5. Step 5: Solve for x
    x = 647,698,009,144.46/1,168,123.40
  6. Step 6: Final answer
    x = 554,477.39

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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.