Home / 977,495.40-1,466,472.60-303,541.92

Finding the Fourth Proportional to 977,495.40, 1,466,472.60 and 303,541.92

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Solution

The fourth proportional to 977,495.40, 1,466,472.60 and 303,541.92 is: 455,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,495.40 : 1,466,472.60 = 303,541.92 : x
  2. Step 2: Convert to fraction form
    977,495.40/1,466,472.60 = 303,541.92/x
  3. Step 3: Cross multiply
    977,495.40x = 1,466,472.60 × 303,541.92
  4. Step 4: Simplify right side
    977,495.40x = 445,135,908,631.39
  5. Step 5: Solve for x
    x = 445,135,908,631.39/977,495.40
  6. Step 6: Final answer
    x = 455,384.15

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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.