Home / 526,566.10-787,545.15-470,809.30

Finding the Fourth Proportional to 526,566.10, 787,545.15 and 470,809.30

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Solution

The fourth proportional to 526,566.10, 787,545.15 and 470,809.30 is: 704,153.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,566.10 : 787,545.15 = 470,809.30 : x
  2. Step 2: Convert to fraction form
    526,566.10/787,545.15 = 470,809.30/x
  3. Step 3: Cross multiply
    526,566.10x = 787,545.15 × 470,809.30
  4. Step 4: Simplify right side
    526,566.10x = 370,783,580,789.90
  5. Step 5: Solve for x
    x = 370,783,580,789.90/526,566.10
  6. Step 6: Final answer
    x = 704,153.91

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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.