Home / 735,340.70-1,103,011.05-483,398.30

Finding the Fourth Proportional to 735,340.70, 1,103,011.05 and 483,398.30

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Solution

The fourth proportional to 735,340.70, 1,103,011.05 and 483,398.30 is: 725,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,340.70 : 1,103,011.05 = 483,398.30 : x
  2. Step 2: Convert to fraction form
    735,340.70/1,103,011.05 = 483,398.30/x
  3. Step 3: Cross multiply
    735,340.70x = 1,103,011.05 × 483,398.30
  4. Step 4: Simplify right side
    735,340.70x = 533,193,666,451.22
  5. Step 5: Solve for x
    x = 533,193,666,451.22/735,340.70
  6. Step 6: Final answer
    x = 725,097.45

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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.