Home / 847,741.02-1,170,083.52-485,373.35

Finding the Fourth Proportional to 847,741.02, 1,170,083.52 and 485,373.35

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Solution

The fourth proportional to 847,741.02, 1,170,083.52 and 485,373.35 is: 669,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,741.02 : 1,170,083.52 = 485,373.35 : x
  2. Step 2: Convert to fraction form
    847,741.02/1,170,083.52 = 485,373.35/x
  3. Step 3: Cross multiply
    847,741.02x = 1,170,083.52 × 485,373.35
  4. Step 4: Simplify right side
    847,741.02x = 567,927,352,031.77
  5. Step 5: Solve for x
    x = 567,927,352,031.77/847,741.02
  6. Step 6: Final answer
    x = 669,930.25

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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.