Home / 590,624.40-886,064.28-191,305.36

Finding the Fourth Proportional to 590,624.40, 886,064.28 and 191,305.36

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Solution

The fourth proportional to 590,624.40, 886,064.28 and 191,305.36 is: 286,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,624.40 : 886,064.28 = 191,305.36 : x
  2. Step 2: Convert to fraction form
    590,624.40/886,064.28 = 191,305.36/x
  3. Step 3: Cross multiply
    590,624.40x = 886,064.28 × 191,305.36
  4. Step 4: Simplify right side
    590,624.40x = 169,508,846,068.54
  5. Step 5: Solve for x
    x = 169,508,846,068.54/590,624.40
  6. Step 6: Final answer
    x = 286,999.40

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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.