Home / 1,013,620.23-1,520,430.30-466,457.40

Finding the Fourth Proportional to 1,013,620.23, 1,520,430.30 and 466,457.40

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Solution

The fourth proportional to 1,013,620.23, 1,520,430.30 and 466,457.40 is: 699,686.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,620.23 : 1,520,430.30 = 466,457.40 : x
  2. Step 2: Convert to fraction form
    1,013,620.23/1,520,430.30 = 466,457.40/x
  3. Step 3: Cross multiply
    1,013,620.23x = 1,520,430.30 × 466,457.40
  4. Step 4: Simplify right side
    1,013,620.23x = 709,215,964,619.22
  5. Step 5: Solve for x
    x = 709,215,964,619.22/1,013,620.23
  6. Step 6: Final answer
    x = 699,686.08

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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.