Home / 623,790.24-860,831.45-337,310.34

Finding the Fourth Proportional to 623,790.24, 860,831.45 and 337,310.34

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Solution

The fourth proportional to 623,790.24, 860,831.45 and 337,310.34 is: 465,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,790.24 : 860,831.45 = 337,310.34 : x
  2. Step 2: Convert to fraction form
    623,790.24/860,831.45 = 337,310.34/x
  3. Step 3: Cross multiply
    623,790.24x = 860,831.45 × 337,310.34
  4. Step 4: Simplify right side
    623,790.24x = 290,367,349,082.19
  5. Step 5: Solve for x
    x = 290,367,349,082.19/623,790.24
  6. Step 6: Final answer
    x = 465,488.77

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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.