Home / 534,867.83-738,008.51-316,980.46

Finding the Fourth Proportional to 534,867.83, 738,008.51 and 316,980.46

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Solution

The fourth proportional to 534,867.83, 738,008.51 and 316,980.46 is: 437,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,867.83 : 738,008.51 = 316,980.46 : x
  2. Step 2: Convert to fraction form
    534,867.83/738,008.51 = 316,980.46/x
  3. Step 3: Cross multiply
    534,867.83x = 738,008.51 × 316,980.46
  4. Step 4: Simplify right side
    534,867.83x = 233,934,275,931.14
  5. Step 5: Solve for x
    x = 233,934,275,931.14/534,867.83
  6. Step 6: Final answer
    x = 437,368.38

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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.