Home / 658,307.28-986,714.16-302,586.24

Finding the Fourth Proportional to 658,307.28, 986,714.16 and 302,586.24

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Solution

The fourth proportional to 658,307.28, 986,714.16 and 302,586.24 is: 453,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,307.28 : 986,714.16 = 302,586.24 : x
  2. Step 2: Convert to fraction form
    658,307.28/986,714.16 = 302,586.24/x
  3. Step 3: Cross multiply
    658,307.28x = 986,714.16 × 302,586.24
  4. Step 4: Simplify right side
    658,307.28x = 298,566,127,629.16
  5. Step 5: Solve for x
    x = 298,566,127,629.16/658,307.28
  6. Step 6: Final answer
    x = 453,536.12

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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.