Home / 993,006.30-1,490,125.05-520,031.10

Finding the Fourth Proportional to 993,006.30, 1,490,125.05 and 520,031.10

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Solution

The fourth proportional to 993,006.30, 1,490,125.05 and 520,031.10 is: 780,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,006.30 : 1,490,125.05 = 520,031.10 : x
  2. Step 2: Convert to fraction form
    993,006.30/1,490,125.05 = 520,031.10/x
  3. Step 3: Cross multiply
    993,006.30x = 1,490,125.05 × 520,031.10
  4. Step 4: Simplify right side
    993,006.30x = 774,911,368,889.06
  5. Step 5: Solve for x
    x = 774,911,368,889.06/993,006.30
  6. Step 6: Final answer
    x = 780,369.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.