Home / 714,595.84-1,070,500.50-398,099.68

Finding the Fourth Proportional to 714,595.84, 1,070,500.50 and 398,099.68

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Solution

The fourth proportional to 714,595.84, 1,070,500.50 and 398,099.68 is: 596,373.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,595.84 : 1,070,500.50 = 398,099.68 : x
  2. Step 2: Convert to fraction form
    714,595.84/1,070,500.50 = 398,099.68/x
  3. Step 3: Cross multiply
    714,595.84x = 1,070,500.50 × 398,099.68
  4. Step 4: Simplify right side
    714,595.84x = 426,165,906,489.84
  5. Step 5: Solve for x
    x = 426,165,906,489.84/714,595.84
  6. Step 6: Final answer
    x = 596,373.34

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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.