Home / 993,717.74-1,490,544.81-417,646.22

Finding the Fourth Proportional to 993,717.74, 1,490,544.81 and 417,646.22

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Solution

The fourth proportional to 993,717.74, 1,490,544.81 and 417,646.22 is: 626,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,717.74 : 1,490,544.81 = 417,646.22 : x
  2. Step 2: Convert to fraction form
    993,717.74/1,490,544.81 = 417,646.22/x
  3. Step 3: Cross multiply
    993,717.74x = 1,490,544.81 × 417,646.22
  4. Step 4: Simplify right side
    993,717.74x = 622,520,398,184.39
  5. Step 5: Solve for x
    x = 622,520,398,184.39/993,717.74
  6. Step 6: Final answer
    x = 626,455.96

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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.