Home / 977,552.20-1,465,672.20-472,355.20

Finding the Fourth Proportional to 977,552.20, 1,465,672.20 and 472,355.20

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Solution

The fourth proportional to 977,552.20, 1,465,672.20 and 472,355.20 is: 708,215.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,552.20 : 1,465,672.20 = 472,355.20 : x
  2. Step 2: Convert to fraction form
    977,552.20/1,465,672.20 = 472,355.20/x
  3. Step 3: Cross multiply
    977,552.20x = 1,465,672.20 × 472,355.20
  4. Step 4: Simplify right side
    977,552.20x = 692,317,885,165.44
  5. Step 5: Solve for x
    x = 692,317,885,165.44/977,552.20
  6. Step 6: Final answer
    x = 708,215.77

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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.