Home / 1,018,886.49-1,528,236.03-344,890.76

Finding the Fourth Proportional to 1,018,886.49, 1,528,236.03 and 344,890.76

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Solution

The fourth proportional to 1,018,886.49, 1,528,236.03 and 344,890.76 is: 517,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,886.49 : 1,528,236.03 = 344,890.76 : x
  2. Step 2: Convert to fraction form
    1,018,886.49/1,528,236.03 = 344,890.76/x
  3. Step 3: Cross multiply
    1,018,886.49x = 1,528,236.03 × 344,890.76
  4. Step 4: Simplify right side
    1,018,886.49x = 527,074,483,311.39
  5. Step 5: Solve for x
    x = 527,074,483,311.39/1,018,886.49
  6. Step 6: Final answer
    x = 517,304.42

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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.