Home / 970,856.70-1,456,285.05-653,595.90

Finding the Fourth Proportional to 970,856.70, 1,456,285.05 and 653,595.90

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Solution

The fourth proportional to 970,856.70, 1,456,285.05 and 653,595.90 is: 980,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,856.70 : 1,456,285.05 = 653,595.90 : x
  2. Step 2: Convert to fraction form
    970,856.70/1,456,285.05 = 653,595.90/x
  3. Step 3: Cross multiply
    970,856.70x = 1,456,285.05 × 653,595.90
  4. Step 4: Simplify right side
    970,856.70x = 951,821,937,911.30
  5. Step 5: Solve for x
    x = 951,821,937,911.30/970,856.70
  6. Step 6: Final answer
    x = 980,393.85

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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.