Home / 561,715.28-841,827.72-245,828.24

Finding the Fourth Proportional to 561,715.28, 841,827.72 and 245,828.24

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Solution

The fourth proportional to 561,715.28, 841,827.72 and 245,828.24 is: 368,416.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,715.28 : 841,827.72 = 245,828.24 : x
  2. Step 2: Convert to fraction form
    561,715.28/841,827.72 = 245,828.24/x
  3. Step 3: Cross multiply
    561,715.28x = 841,827.72 × 245,828.24
  4. Step 4: Simplify right side
    561,715.28x = 206,945,026,790.81
  5. Step 5: Solve for x
    x = 206,945,026,790.81/561,715.28
  6. Step 6: Final answer
    x = 368,416.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.