Home / 897,384.80-1,346,077.20-336,346.40

Finding the Fourth Proportional to 897,384.80, 1,346,077.20 and 336,346.40

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Solution

The fourth proportional to 897,384.80, 1,346,077.20 and 336,346.40 is: 504,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,384.80 : 1,346,077.20 = 336,346.40 : x
  2. Step 2: Convert to fraction form
    897,384.80/1,346,077.20 = 336,346.40/x
  3. Step 3: Cross multiply
    897,384.80x = 1,346,077.20 × 336,346.40
  4. Step 4: Simplify right side
    897,384.80x = 452,748,220,342.08
  5. Step 5: Solve for x
    x = 452,748,220,342.08/897,384.80
  6. Step 6: Final answer
    x = 504,519.60

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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.