Home / 997,276.20-1,495,875.90-332,428.20

Finding the Fourth Proportional to 997,276.20, 1,495,875.90 and 332,428.20

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Solution

The fourth proportional to 997,276.20, 1,495,875.90 and 332,428.20 is: 498,629.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,276.20 : 1,495,875.90 = 332,428.20 : x
  2. Step 2: Convert to fraction form
    997,276.20/1,495,875.90 = 332,428.20/x
  3. Step 3: Cross multiply
    997,276.20x = 1,495,875.90 × 332,428.20
  4. Step 4: Simplify right side
    997,276.20x = 497,271,332,860.38
  5. Step 5: Solve for x
    x = 497,271,332,860.38/997,276.20
  6. Step 6: Final answer
    x = 498,629.50

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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.