Home / 903,402.73-1,353,900.02-476,838.28

Finding the Fourth Proportional to 903,402.73, 1,353,900.02 and 476,838.28

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Solution

The fourth proportional to 903,402.73, 1,353,900.02 and 476,838.28 is: 714,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,402.73 : 1,353,900.02 = 476,838.28 : x
  2. Step 2: Convert to fraction form
    903,402.73/1,353,900.02 = 476,838.28/x
  3. Step 3: Cross multiply
    903,402.73x = 1,353,900.02 × 476,838.28
  4. Step 4: Simplify right side
    903,402.73x = 645,591,351,059.82
  5. Step 5: Solve for x
    x = 645,591,351,059.82/903,402.73
  6. Step 6: Final answer
    x = 714,621.87

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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.