Home / 1,066,089.60-1,598,551.20-434,289.60

Finding the Fourth Proportional to 1,066,089.60, 1,598,551.20 and 434,289.60

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Solution

The fourth proportional to 1,066,089.60, 1,598,551.20 and 434,289.60 is: 651,196.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,089.60 : 1,598,551.20 = 434,289.60 : x
  2. Step 2: Convert to fraction form
    1,066,089.60/1,598,551.20 = 434,289.60/x
  3. Step 3: Cross multiply
    1,066,089.60x = 1,598,551.20 × 434,289.60
  4. Step 4: Simplify right side
    1,066,089.60x = 694,234,161,227.52
  5. Step 5: Solve for x
    x = 694,234,161,227.52/1,066,089.60
  6. Step 6: Final answer
    x = 651,196.82

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Double scale
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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.