Home / 530,831.04-792,397.46-491,318.82

Finding the Fourth Proportional to 530,831.04, 792,397.46 and 491,318.82

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Solution

The fourth proportional to 530,831.04, 792,397.46 and 491,318.82 is: 733,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,831.04 : 792,397.46 = 491,318.82 : x
  2. Step 2: Convert to fraction form
    530,831.04/792,397.46 = 491,318.82/x
  3. Step 3: Cross multiply
    530,831.04x = 792,397.46 × 491,318.82
  4. Step 4: Simplify right side
    530,831.04x = 389,319,782,561.60
  5. Step 5: Solve for x
    x = 389,319,782,561.60/530,831.04
  6. Step 6: Final answer
    x = 733,415.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.