Home / 814,970.79-1,124,638.56-452,385.27

Finding the Fourth Proportional to 814,970.79, 1,124,638.56 and 452,385.27

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Solution

The fourth proportional to 814,970.79, 1,124,638.56 and 452,385.27 is: 624,279.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,970.79 : 1,124,638.56 = 452,385.27 : x
  2. Step 2: Convert to fraction form
    814,970.79/1,124,638.56 = 452,385.27/x
  3. Step 3: Cross multiply
    814,970.79x = 1,124,638.56 × 452,385.27
  4. Step 4: Simplify right side
    814,970.79x = 508,769,918,618.01
  5. Step 5: Solve for x
    x = 508,769,918,618.01/814,970.79
  6. Step 6: Final answer
    x = 624,279.94

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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.