Home / 906,774.59-1,251,349.00-498,867.71

Finding the Fourth Proportional to 906,774.59, 1,251,349.00 and 498,867.71

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Solution

The fourth proportional to 906,774.59, 1,251,349.00 and 498,867.71 is: 688,437.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,774.59 : 1,251,349.00 = 498,867.71 : x
  2. Step 2: Convert to fraction form
    906,774.59/1,251,349.00 = 498,867.71/x
  3. Step 3: Cross multiply
    906,774.59x = 1,251,349.00 × 498,867.71
  4. Step 4: Simplify right side
    906,774.59x = 624,257,602,536.88
  5. Step 5: Solve for x
    x = 624,257,602,536.88/906,774.59
  6. Step 6: Final answer
    x = 688,437.47

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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.