Home / 882,530.28-1,217,853.40-490,038.81

Finding the Fourth Proportional to 882,530.28, 1,217,853.40 and 490,038.81

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Solution

The fourth proportional to 882,530.28, 1,217,853.40 and 490,038.81 is: 676,232.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,530.28 : 1,217,853.40 = 490,038.81 : x
  2. Step 2: Convert to fraction form
    882,530.28/1,217,853.40 = 490,038.81/x
  3. Step 3: Cross multiply
    882,530.28x = 1,217,853.40 × 490,038.81
  4. Step 4: Simplify right side
    882,530.28x = 596,795,430,890.45
  5. Step 5: Solve for x
    x = 596,795,430,890.45/882,530.28
  6. Step 6: Final answer
    x = 676,232.24

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