Home / 756,189.95-1,043,615.67-564,871.19

Finding the Fourth Proportional to 756,189.95, 1,043,615.67 and 564,871.19

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Solution

The fourth proportional to 756,189.95, 1,043,615.67 and 564,871.19 is: 779,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,189.95 : 1,043,615.67 = 564,871.19 : x
  2. Step 2: Convert to fraction form
    756,189.95/1,043,615.67 = 564,871.19/x
  3. Step 3: Cross multiply
    756,189.95x = 1,043,615.67 × 564,871.19
  4. Step 4: Simplify right side
    756,189.95x = 589,508,425,415.55
  5. Step 5: Solve for x
    x = 589,508,425,415.55/756,189.95
  6. Step 6: Final answer
    x = 779,577.18

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Double scale
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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.