Home / 724,829.70-1,087,244.55-524,727.30

Finding the Fourth Proportional to 724,829.70, 1,087,244.55 and 524,727.30

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Solution

The fourth proportional to 724,829.70, 1,087,244.55 and 524,727.30 is: 787,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,829.70 : 1,087,244.55 = 524,727.30 : x
  2. Step 2: Convert to fraction form
    724,829.70/1,087,244.55 = 524,727.30/x
  3. Step 3: Cross multiply
    724,829.70x = 1,087,244.55 × 524,727.30
  4. Step 4: Simplify right side
    724,829.70x = 570,506,897,161.22
  5. Step 5: Solve for x
    x = 570,506,897,161.22/724,829.70
  6. Step 6: Final answer
    x = 787,090.95

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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.