Home / 556,462.20-834,693.30-346,510.20

Finding the Fourth Proportional to 556,462.20, 834,693.30 and 346,510.20

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Solution

The fourth proportional to 556,462.20, 834,693.30 and 346,510.20 is: 519,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,462.20 : 834,693.30 = 346,510.20 : x
  2. Step 2: Convert to fraction form
    556,462.20/834,693.30 = 346,510.20/x
  3. Step 3: Cross multiply
    556,462.20x = 834,693.30 × 346,510.20
  4. Step 4: Simplify right side
    556,462.20x = 289,229,742,321.66
  5. Step 5: Solve for x
    x = 289,229,742,321.66/556,462.20
  6. Step 6: Final answer
    x = 519,765.30

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Half scale
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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.