Home / 567,934.50-784,038.83-438,582.57

Finding the Fourth Proportional to 567,934.50, 784,038.83 and 438,582.57

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Solution

The fourth proportional to 567,934.50, 784,038.83 and 438,582.57 is: 605,467.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,934.50 : 784,038.83 = 438,582.57 : x
  2. Step 2: Convert to fraction form
    567,934.50/784,038.83 = 438,582.57/x
  3. Step 3: Cross multiply
    567,934.50x = 784,038.83 × 438,582.57
  4. Step 4: Simplify right side
    567,934.50x = 343,865,765,041.19
  5. Step 5: Solve for x
    x = 343,865,765,041.19/567,934.50
  6. Step 6: Final answer
    x = 605,467.29

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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.