Home / 608,916.10-913,633.35-384,448.90

Finding the Fourth Proportional to 608,916.10, 913,633.35 and 384,448.90

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Solution

The fourth proportional to 608,916.10, 913,633.35 and 384,448.90 is: 576,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,916.10 : 913,633.35 = 384,448.90 : x
  2. Step 2: Convert to fraction form
    608,916.10/913,633.35 = 384,448.90/x
  3. Step 3: Cross multiply
    608,916.10x = 913,633.35 × 384,448.90
  4. Step 4: Simplify right side
    608,916.10x = 351,245,336,410.82
  5. Step 5: Solve for x
    x = 351,245,336,410.82/608,916.10
  6. Step 6: Final answer
    x = 576,837.00

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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.