Home / 1,066,693.39-1,600,041.62-435,607.20

Finding the Fourth Proportional to 1,066,693.39, 1,600,041.62 and 435,607.20

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Solution

The fourth proportional to 1,066,693.39, 1,600,041.62 and 435,607.20 is: 653,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,693.39 : 1,600,041.62 = 435,607.20 : x
  2. Step 2: Convert to fraction form
    1,066,693.39/1,600,041.62 = 435,607.20/x
  3. Step 3: Cross multiply
    1,066,693.39x = 1,600,041.62 × 435,607.20
  4. Step 4: Simplify right side
    1,066,693.39x = 696,989,639,793.42
  5. Step 5: Solve for x
    x = 696,989,639,793.42/1,066,693.39
  6. Step 6: Final answer
    x = 653,411.42

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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.