Home / 371,340.02-512,533.50-235,561.34

Finding the Fourth Proportional to 371,340.02, 512,533.50 and 235,561.34

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Solution

The fourth proportional to 371,340.02, 512,533.50 and 235,561.34 is: 325,128.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,340.02 : 512,533.50 = 235,561.34 : x
  2. Step 2: Convert to fraction form
    371,340.02/512,533.50 = 235,561.34/x
  3. Step 3: Cross multiply
    371,340.02x = 512,533.50 × 235,561.34
  4. Step 4: Simplify right side
    371,340.02x = 120,733,078,054.89
  5. Step 5: Solve for x
    x = 120,733,078,054.89/371,340.02
  6. Step 6: Final answer
    x = 325,128.11

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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.