Home / 284,075.46-392,222.28-176,693.76

Finding the Fourth Proportional to 284,075.46, 392,222.28 and 176,693.76

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Solution

The fourth proportional to 284,075.46, 392,222.28 and 176,693.76 is: 243,960.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,075.46 : 392,222.28 = 176,693.76 : x
  2. Step 2: Convert to fraction form
    284,075.46/392,222.28 = 176,693.76/x
  3. Step 3: Cross multiply
    284,075.46x = 392,222.28 × 176,693.76
  4. Step 4: Simplify right side
    284,075.46x = 69,303,229,408.97
  5. Step 5: Solve for x
    x = 69,303,229,408.97/284,075.46
  6. Step 6: Final answer
    x = 243,960.63

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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.