Home / 797,437.02-1,100,489.64-434,880.66

Finding the Fourth Proportional to 797,437.02, 1,100,489.64 and 434,880.66

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Solution

The fourth proportional to 797,437.02, 1,100,489.64 and 434,880.66 is: 600,149.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,437.02 : 1,100,489.64 = 434,880.66 : x
  2. Step 2: Convert to fraction form
    797,437.02/1,100,489.64 = 434,880.66/x
  3. Step 3: Cross multiply
    797,437.02x = 1,100,489.64 × 434,880.66
  4. Step 4: Simplify right side
    797,437.02x = 478,581,660,966.36
  5. Step 5: Solve for x
    x = 478,581,660,966.36/797,437.02
  6. Step 6: Final answer
    x = 600,149.79

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Double scale
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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.