Home / 1,066,528.60-1,599,209.70-434,728.60

Finding the Fourth Proportional to 1,066,528.60, 1,599,209.70 and 434,728.60

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Solution

The fourth proportional to 1,066,528.60, 1,599,209.70 and 434,728.60 is: 651,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,528.60 : 1,599,209.70 = 434,728.60 : x
  2. Step 2: Convert to fraction form
    1,066,528.60/1,599,209.70 = 434,728.60/x
  3. Step 3: Cross multiply
    1,066,528.60x = 1,599,209.70 × 434,728.60
  4. Step 4: Simplify right side
    1,066,528.60x = 695,222,193,987.42
  5. Step 5: Solve for x
    x = 695,222,193,987.42/1,066,528.60
  6. Step 6: Final answer
    x = 651,855.18

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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.