Home / 977,351.40-1,466,027.10-303,427.35

Finding the Fourth Proportional to 977,351.40, 1,466,027.10 and 303,427.35

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Solution

The fourth proportional to 977,351.40, 1,466,027.10 and 303,427.35 is: 455,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,351.40 : 1,466,027.10 = 303,427.35 : x
  2. Step 2: Convert to fraction form
    977,351.40/1,466,027.10 = 303,427.35/x
  3. Step 3: Cross multiply
    977,351.40x = 1,466,027.10 × 303,427.35
  4. Step 4: Simplify right side
    977,351.40x = 444,832,717,981.19
  5. Step 5: Solve for x
    x = 444,832,717,981.19/977,351.40
  6. Step 6: Final answer
    x = 455,141.03

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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.