Home / 1,029,193.75-1,420,287.51-576,484.75

Finding the Fourth Proportional to 1,029,193.75, 1,420,287.51 and 576,484.75

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Solution

The fourth proportional to 1,029,193.75, 1,420,287.51 and 576,484.75 is: 795,549.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,193.75 : 1,420,287.51 = 576,484.75 : x
  2. Step 2: Convert to fraction form
    1,029,193.75/1,420,287.51 = 576,484.75/x
  3. Step 3: Cross multiply
    1,029,193.75x = 1,420,287.51 × 576,484.75
  4. Step 4: Simplify right side
    1,029,193.75x = 818,774,090,130.47
  5. Step 5: Solve for x
    x = 818,774,090,130.47/1,029,193.75
  6. Step 6: Final answer
    x = 795,549.03

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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.