Home / 514,830.72-710,226.24-323,949.36

Finding the Fourth Proportional to 514,830.72, 710,226.24 and 323,949.36

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Solution

The fourth proportional to 514,830.72, 710,226.24 and 323,949.36 is: 446,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,830.72 : 710,226.24 = 323,949.36 : x
  2. Step 2: Convert to fraction form
    514,830.72/710,226.24 = 323,949.36/x
  3. Step 3: Cross multiply
    514,830.72x = 710,226.24 × 323,949.36
  4. Step 4: Simplify right side
    514,830.72x = 230,077,335,903.21
  5. Step 5: Solve for x
    x = 230,077,335,903.21/514,830.72
  6. Step 6: Final answer
    x = 446,899.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.