Home / 506,581.11-759,871.50-190,964.21

Finding the Fourth Proportional to 506,581.11, 759,871.50 and 190,964.21

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Solution

The fourth proportional to 506,581.11, 759,871.50 and 190,964.21 is: 286,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,581.11 : 759,871.50 = 190,964.21 : x
  2. Step 2: Convert to fraction form
    506,581.11/759,871.50 = 190,964.21/x
  3. Step 3: Cross multiply
    506,581.11x = 759,871.50 × 190,964.21
  4. Step 4: Simplify right side
    506,581.11x = 145,108,256,899.66
  5. Step 5: Solve for x
    x = 145,108,256,899.66/506,581.11
  6. Step 6: Final answer
    x = 286,446.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.