Home / 427,319.92-589,650.33-236,307.34

Finding the Fourth Proportional to 427,319.92, 589,650.33 and 236,307.34

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Solution

The fourth proportional to 427,319.92, 589,650.33 and 236,307.34 is: 326,075.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,319.92 : 589,650.33 = 236,307.34 : x
  2. Step 2: Convert to fraction form
    427,319.92/589,650.33 = 236,307.34/x
  3. Step 3: Cross multiply
    427,319.92x = 589,650.33 × 236,307.34
  4. Step 4: Simplify right side
    427,319.92x = 139,338,701,012.42
  5. Step 5: Solve for x
    x = 139,338,701,012.42/427,319.92
  6. Step 6: Final answer
    x = 326,075.84

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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.