Home / 955,056.20-1,317,949.76-525,336.20

Finding the Fourth Proportional to 955,056.20, 1,317,949.76 and 525,336.20

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Solution

The fourth proportional to 955,056.20, 1,317,949.76 and 525,336.20 is: 724,948.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,056.20 : 1,317,949.76 = 525,336.20 : x
  2. Step 2: Convert to fraction form
    955,056.20/1,317,949.76 = 525,336.20/x
  3. Step 3: Cross multiply
    955,056.20x = 1,317,949.76 × 525,336.20
  4. Step 4: Simplify right side
    955,056.20x = 692,366,718,709.31
  5. Step 5: Solve for x
    x = 692,366,718,709.31/955,056.20
  6. Step 6: Final answer
    x = 724,948.67

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1.5x scale

Why These Related Problems?

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