Home / 1,020,096.05-1,407,732.51-561,200.75

Finding the Fourth Proportional to 1,020,096.05, 1,407,732.51 and 561,200.75

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Solution

The fourth proportional to 1,020,096.05, 1,407,732.51 and 561,200.75 is: 774,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,096.05 : 1,407,732.51 = 561,200.75 : x
  2. Step 2: Convert to fraction form
    1,020,096.05/1,407,732.51 = 561,200.75/x
  3. Step 3: Cross multiply
    1,020,096.05x = 1,407,732.51 × 561,200.75
  4. Step 4: Simplify right side
    1,020,096.05x = 790,020,540,411.38
  5. Step 5: Solve for x
    x = 790,020,540,411.38/1,020,096.05
  6. Step 6: Final answer
    x = 774,457.02

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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.