Home / 993,033.30-1,490,165.55-520,058.10

Finding the Fourth Proportional to 993,033.30, 1,490,165.55 and 520,058.10

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Solution

The fourth proportional to 993,033.30, 1,490,165.55 and 520,058.10 is: 780,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,033.30 : 1,490,165.55 = 520,058.10 : x
  2. Step 2: Convert to fraction form
    993,033.30/1,490,165.55 = 520,058.10/x
  3. Step 3: Cross multiply
    993,033.30x = 1,490,165.55 × 520,058.10
  4. Step 4: Simplify right side
    993,033.30x = 774,972,664,618.46
  5. Step 5: Solve for x
    x = 774,972,664,618.46/993,033.30
  6. Step 6: Final answer
    x = 780,409.54

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Double scale
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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.