Home / 784,060.47-1,082,383.53-525,842.91

Finding the Fourth Proportional to 784,060.47, 1,082,383.53 and 525,842.91

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Solution

The fourth proportional to 784,060.47, 1,082,383.53 and 525,842.91 is: 725,918.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,060.47 : 1,082,383.53 = 525,842.91 : x
  2. Step 2: Convert to fraction form
    784,060.47/1,082,383.53 = 525,842.91/x
  3. Step 3: Cross multiply
    784,060.47x = 1,082,383.53 × 525,842.91
  4. Step 4: Simplify right side
    784,060.47x = 569,163,705,151.27
  5. Step 5: Solve for x
    x = 569,163,705,151.27/784,060.47
  6. Step 6: Final answer
    x = 725,918.12

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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.