Home / 935,782.68-1,403,685.08-328,586.24

Finding the Fourth Proportional to 935,782.68, 1,403,685.08 and 328,586.24

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Solution

The fourth proportional to 935,782.68, 1,403,685.08 and 328,586.24 is: 492,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,782.68 : 1,403,685.08 = 328,586.24 : x
  2. Step 2: Convert to fraction form
    935,782.68/1,403,685.08 = 328,586.24/x
  3. Step 3: Cross multiply
    935,782.68x = 1,403,685.08 × 328,586.24
  4. Step 4: Simplify right side
    935,782.68x = 461,231,602,581.30
  5. Step 5: Solve for x
    x = 461,231,602,581.30/935,782.68
  6. Step 6: Final answer
    x = 492,883.24

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Double scale
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Similar ratio
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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.