Home / 907,363.80-1,361,045.70-623,928.60

Finding the Fourth Proportional to 907,363.80, 1,361,045.70 and 623,928.60

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Solution

The fourth proportional to 907,363.80, 1,361,045.70 and 623,928.60 is: 935,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,363.80 : 1,361,045.70 = 623,928.60 : x
  2. Step 2: Convert to fraction form
    907,363.80/1,361,045.70 = 623,928.60/x
  3. Step 3: Cross multiply
    907,363.80x = 1,361,045.70 × 623,928.60
  4. Step 4: Simplify right side
    907,363.80x = 849,195,338,137.02
  5. Step 5: Solve for x
    x = 849,195,338,137.02/907,363.80
  6. Step 6: Final answer
    x = 935,892.90

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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.