Home / 873,657.02-1,206,018.70-587,343.18

Finding the Fourth Proportional to 873,657.02, 1,206,018.70 and 587,343.18

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Solution

The fourth proportional to 873,657.02, 1,206,018.70 and 587,343.18 is: 810,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,657.02 : 1,206,018.70 = 587,343.18 : x
  2. Step 2: Convert to fraction form
    873,657.02/1,206,018.70 = 587,343.18/x
  3. Step 3: Cross multiply
    873,657.02x = 1,206,018.70 × 587,343.18
  4. Step 4: Simplify right side
    873,657.02x = 708,346,858,397.47
  5. Step 5: Solve for x
    x = 708,346,858,397.47/873,657.02
  6. Step 6: Final answer
    x = 810,783.69

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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.