Home / 839,895.32-1,159,153.94-477,373.67

Finding the Fourth Proportional to 839,895.32, 1,159,153.94 and 477,373.67

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Solution

The fourth proportional to 839,895.32, 1,159,153.94 and 477,373.67 is: 658,831.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,895.32 : 1,159,153.94 = 477,373.67 : x
  2. Step 2: Convert to fraction form
    839,895.32/1,159,153.94 = 477,373.67/x
  3. Step 3: Cross multiply
    839,895.32x = 1,159,153.94 × 477,373.67
  4. Step 4: Simplify right side
    839,895.32x = 553,349,569,239.33
  5. Step 5: Solve for x
    x = 553,349,569,239.33/839,895.32
  6. Step 6: Final answer
    x = 658,831.59

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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.