Home / 907,256.80-1,360,885.20-623,821.60

Finding the Fourth Proportional to 907,256.80, 1,360,885.20 and 623,821.60

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Solution

The fourth proportional to 907,256.80, 1,360,885.20 and 623,821.60 is: 935,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,256.80 : 1,360,885.20 = 623,821.60 : x
  2. Step 2: Convert to fraction form
    907,256.80/1,360,885.20 = 623,821.60/x
  3. Step 3: Cross multiply
    907,256.80x = 1,360,885.20 × 623,821.60
  4. Step 4: Simplify right side
    907,256.80x = 848,949,582,880.32
  5. Step 5: Solve for x
    x = 848,949,582,880.32/907,256.80
  6. Step 6: Final answer
    x = 935,732.40

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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.