Home / 996,865.90-1,495,644.45-436,302.70

Finding the Fourth Proportional to 996,865.90, 1,495,644.45 and 436,302.70

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Solution

The fourth proportional to 996,865.90, 1,495,644.45 and 436,302.70 is: 654,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,865.90 : 1,495,644.45 = 436,302.70 : x
  2. Step 2: Convert to fraction form
    996,865.90/1,495,644.45 = 436,302.70/x
  3. Step 3: Cross multiply
    996,865.90x = 1,495,644.45 × 436,302.70
  4. Step 4: Simplify right side
    996,865.90x = 652,553,711,775.02
  5. Step 5: Solve for x
    x = 652,553,711,775.02/996,865.90
  6. Step 6: Final answer
    x = 654,605.31

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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.