Home / 956,623.61-1,320,140.49-526,903.75

Finding the Fourth Proportional to 956,623.61, 1,320,140.49 and 526,903.75

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Solution

The fourth proportional to 956,623.61, 1,320,140.49 and 526,903.75 is: 727,127.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,623.61 : 1,320,140.49 = 526,903.75 : x
  2. Step 2: Convert to fraction form
    956,623.61/1,320,140.49 = 526,903.75/x
  3. Step 3: Cross multiply
    956,623.61x = 1,320,140.49 × 526,903.75
  4. Step 4: Simplify right side
    956,623.61x = 695,586,974,707.84
  5. Step 5: Solve for x
    x = 695,586,974,707.84/956,623.61
  6. Step 6: Final answer
    x = 727,127.12

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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.