Home / 933,335.53-1,287,936.26-525,416.29

Finding the Fourth Proportional to 933,335.53, 1,287,936.26 and 525,416.29

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Solution

The fourth proportional to 933,335.53, 1,287,936.26 and 525,416.29 is: 725,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,335.53 : 1,287,936.26 = 525,416.29 : x
  2. Step 2: Convert to fraction form
    933,335.53/1,287,936.26 = 525,416.29/x
  3. Step 3: Cross multiply
    933,335.53x = 1,287,936.26 × 525,416.29
  4. Step 4: Simplify right side
    933,335.53x = 676,702,688,858.59
  5. Step 5: Solve for x
    x = 676,702,688,858.59/933,335.53
  6. Step 6: Final answer
    x = 725,036.89

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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.