Home / 617,986.31-852,907.50-446,459.22

Finding the Fourth Proportional to 617,986.31, 852,907.50 and 446,459.22

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Solution

The fourth proportional to 617,986.31, 852,907.50 and 446,459.22 is: 616,176.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,986.31 : 852,907.50 = 446,459.22 : x
  2. Step 2: Convert to fraction form
    617,986.31/852,907.50 = 446,459.22/x
  3. Step 3: Cross multiply
    617,986.31x = 852,907.50 × 446,459.22
  4. Step 4: Simplify right side
    617,986.31x = 380,788,417,182.15
  5. Step 5: Solve for x
    x = 380,788,417,182.15/617,986.31
  6. Step 6: Final answer
    x = 616,176.14

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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.