Home / 578,559.57-864,320.85-374,493.18

Finding the Fourth Proportional to 578,559.57, 864,320.85 and 374,493.18

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Solution

The fourth proportional to 578,559.57, 864,320.85 and 374,493.18 is: 559,462.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,559.57 : 864,320.85 = 374,493.18 : x
  2. Step 2: Convert to fraction form
    578,559.57/864,320.85 = 374,493.18/x
  3. Step 3: Cross multiply
    578,559.57x = 864,320.85 × 374,493.18
  4. Step 4: Simplify right side
    578,559.57x = 323,682,263,656.80
  5. Step 5: Solve for x
    x = 323,682,263,656.80/578,559.57
  6. Step 6: Final answer
    x = 559,462.29

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.