Home / 996,871.40-1,495,652.70-436,308.20

Finding the Fourth Proportional to 996,871.40, 1,495,652.70 and 436,308.20

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Solution

The fourth proportional to 996,871.40, 1,495,652.70 and 436,308.20 is: 654,613.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,871.40 : 1,495,652.70 = 436,308.20 : x
  2. Step 2: Convert to fraction form
    996,871.40/1,495,652.70 = 436,308.20/x
  3. Step 3: Cross multiply
    996,871.40x = 1,495,652.70 × 436,308.20
  4. Step 4: Simplify right side
    996,871.40x = 652,565,537,362.14
  5. Step 5: Solve for x
    x = 652,565,537,362.14/996,871.40
  6. Step 6: Final answer
    x = 654,613.56

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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.