Home / 985,178.23-1,359,545.34-532,469.23

Finding the Fourth Proportional to 985,178.23, 1,359,545.34 and 532,469.23

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Solution

The fourth proportional to 985,178.23, 1,359,545.34 and 532,469.23 is: 734,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,178.23 : 1,359,545.34 = 532,469.23 : x
  2. Step 2: Convert to fraction form
    985,178.23/1,359,545.34 = 532,469.23/x
  3. Step 3: Cross multiply
    985,178.23x = 1,359,545.34 × 532,469.23
  4. Step 4: Simplify right side
    985,178.23x = 723,916,058,937.79
  5. Step 5: Solve for x
    x = 723,916,058,937.79/985,178.23
  6. Step 6: Final answer
    x = 734,807.20

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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.