Home / 316,715.08-437,051.22-173,475.76

Finding the Fourth Proportional to 316,715.08, 437,051.22 and 173,475.76

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Solution

The fourth proportional to 316,715.08, 437,051.22 and 173,475.76 is: 239,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,715.08 : 437,051.22 = 173,475.76 : x
  2. Step 2: Convert to fraction form
    316,715.08/437,051.22 = 173,475.76/x
  3. Step 3: Cross multiply
    316,715.08x = 437,051.22 × 173,475.76
  4. Step 4: Simplify right side
    316,715.08x = 75,817,792,548.43
  5. Step 5: Solve for x
    x = 75,817,792,548.43/316,715.08
  6. Step 6: Final answer
    x = 239,388.01

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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.