Home / 960,031.10-1,440,046.65-711,199.10

Finding the Fourth Proportional to 960,031.10, 1,440,046.65 and 711,199.10

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Solution

The fourth proportional to 960,031.10, 1,440,046.65 and 711,199.10 is: 1,066,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,031.10 : 1,440,046.65 = 711,199.10 : x
  2. Step 2: Convert to fraction form
    960,031.10/1,440,046.65 = 711,199.10/x
  3. Step 3: Cross multiply
    960,031.10x = 1,440,046.65 × 711,199.10
  4. Step 4: Simplify right side
    960,031.10x = 1,024,159,881,438.01
  5. Step 5: Solve for x
    x = 1,024,159,881,438.01/960,031.10
  6. Step 6: Final answer
    x = 1,066,798.65

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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.