Home / 1,036,631.30-1,555,025.66-353,305.78

Finding the Fourth Proportional to 1,036,631.30, 1,555,025.66 and 353,305.78

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Solution

The fourth proportional to 1,036,631.30, 1,555,025.66 and 353,305.78 is: 529,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,631.30 : 1,555,025.66 = 353,305.78 : x
  2. Step 2: Convert to fraction form
    1,036,631.30/1,555,025.66 = 353,305.78/x
  3. Step 3: Cross multiply
    1,036,631.30x = 1,555,025.66 × 353,305.78
  4. Step 4: Simplify right side
    1,036,631.30x = 549,399,553,726.32
  5. Step 5: Solve for x
    x = 549,399,553,726.32/1,036,631.30
  6. Step 6: Final answer
    x = 529,985.50

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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.