Home / 830,703.02-1,246,054.40-199,616.83

Finding the Fourth Proportional to 830,703.02, 1,246,054.40 and 199,616.83

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Solution

The fourth proportional to 830,703.02, 1,246,054.40 and 199,616.83 is: 299,425.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,703.02 : 1,246,054.40 = 199,616.83 : x
  2. Step 2: Convert to fraction form
    830,703.02/1,246,054.40 = 199,616.83/x
  3. Step 3: Cross multiply
    830,703.02x = 1,246,054.40 × 199,616.83
  4. Step 4: Simplify right side
    830,703.02x = 248,733,425,970.90
  5. Step 5: Solve for x
    x = 248,733,425,970.90/830,703.02
  6. Step 6: Final answer
    x = 299,425.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.