Home / 1,066,693.85-1,600,042.31-435,607.66

Finding the Fourth Proportional to 1,066,693.85, 1,600,042.31 and 435,607.66

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Solution

The fourth proportional to 1,066,693.85, 1,600,042.31 and 435,607.66 is: 653,412.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,693.85 : 1,600,042.31 = 435,607.66 : x
  2. Step 2: Convert to fraction form
    1,066,693.85/1,600,042.31 = 435,607.66/x
  3. Step 3: Cross multiply
    1,066,693.85x = 1,600,042.31 × 435,607.66
  4. Step 4: Simplify right side
    1,066,693.85x = 696,990,686,560.10
  5. Step 5: Solve for x
    x = 696,990,686,560.10/1,066,693.85
  6. Step 6: Final answer
    x = 653,412.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.