Home / 727,738.11-1,003,597.41-575,140.86

Finding the Fourth Proportional to 727,738.11, 1,003,597.41 and 575,140.86

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Solution

The fourth proportional to 727,738.11, 1,003,597.41 and 575,140.86 is: 793,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,738.11 : 1,003,597.41 = 575,140.86 : x
  2. Step 2: Convert to fraction form
    727,738.11/1,003,597.41 = 575,140.86/x
  3. Step 3: Cross multiply
    727,738.11x = 1,003,597.41 × 575,140.86
  4. Step 4: Simplify right side
    727,738.11x = 577,209,872,463.19
  5. Step 5: Solve for x
    x = 577,209,872,463.19/727,738.11
  6. Step 6: Final answer
    x = 793,156.04

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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.