Home / 834,526.40-1,151,561.76-512,250.08

Finding the Fourth Proportional to 834,526.40, 1,151,561.76 and 512,250.08

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Solution

The fourth proportional to 834,526.40, 1,151,561.76 and 512,250.08 is: 706,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,526.40 : 1,151,561.76 = 512,250.08 : x
  2. Step 2: Convert to fraction form
    834,526.40/1,151,561.76 = 512,250.08/x
  3. Step 3: Cross multiply
    834,526.40x = 1,151,561.76 × 512,250.08
  4. Step 4: Simplify right side
    834,526.40x = 589,887,603,684.94
  5. Step 5: Solve for x
    x = 589,887,603,684.94/834,526.40
  6. Step 6: Final answer
    x = 706,853.14

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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.