Home / 698,632.20-1,047,948.30-610,058.70

Finding the Fourth Proportional to 698,632.20, 1,047,948.30 and 610,058.70

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Solution

The fourth proportional to 698,632.20, 1,047,948.30 and 610,058.70 is: 915,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,632.20 : 1,047,948.30 = 610,058.70 : x
  2. Step 2: Convert to fraction form
    698,632.20/1,047,948.30 = 610,058.70/x
  3. Step 3: Cross multiply
    698,632.20x = 1,047,948.30 × 610,058.70
  4. Step 4: Simplify right side
    698,632.20x = 639,309,977,565.21
  5. Step 5: Solve for x
    x = 639,309,977,565.21/698,632.20
  6. Step 6: Final answer
    x = 915,088.05

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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.