Home / 316,782.35-437,191.02-180,836.73

Finding the Fourth Proportional to 316,782.35, 437,191.02 and 180,836.73

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Solution

The fourth proportional to 316,782.35, 437,191.02 and 180,836.73 is: 249,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,782.35 : 437,191.02 = 180,836.73 : x
  2. Step 2: Convert to fraction form
    316,782.35/437,191.02 = 180,836.73/x
  3. Step 3: Cross multiply
    316,782.35x = 437,191.02 × 180,836.73
  4. Step 4: Simplify right side
    316,782.35x = 79,060,194,442.16
  5. Step 5: Solve for x
    x = 79,060,194,442.16/316,782.35
  6. Step 6: Final answer
    x = 249,572.60

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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.