Home / 933,357.93-1,288,156.78-525,539.24

Finding the Fourth Proportional to 933,357.93, 1,288,156.78 and 525,539.24

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Solution

The fourth proportional to 933,357.93, 1,288,156.78 and 525,539.24 is: 725,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,357.93 : 1,288,156.78 = 525,539.24 : x
  2. Step 2: Convert to fraction form
    933,357.93/1,288,156.78 = 525,539.24/x
  3. Step 3: Cross multiply
    933,357.93x = 1,288,156.78 × 525,539.24
  4. Step 4: Simplify right side
    933,357.93x = 676,976,932,534.35
  5. Step 5: Solve for x
    x = 676,976,932,534.35/933,357.93
  6. Step 6: Final answer
    x = 725,313.31

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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.