Home / 773,545.36-1,067,511-434,038.72

Finding the Fourth Proportional to 773,545.36, 1,067,511 and 434,038.72

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Solution

The fourth proportional to 773,545.36, 1,067,511 and 434,038.72 is: 598,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,545.36 : 1,067,511 = 434,038.72 : x
  2. Step 2: Convert to fraction form
    773,545.36/1,067,511 = 434,038.72/x
  3. Step 3: Cross multiply
    773,545.36x = 1,067,511 × 434,038.72
  4. Step 4: Simplify right side
    773,545.36x = 463,341,108,025.92
  5. Step 5: Solve for x
    x = 463,341,108,025.92/773,545.36
  6. Step 6: Final answer
    x = 598,983.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.