Home / 767,765.02-1,059,508.35-423,603.73

Finding the Fourth Proportional to 767,765.02, 1,059,508.35 and 423,603.73

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Solution

The fourth proportional to 767,765.02, 1,059,508.35 and 423,603.73 is: 584,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,765.02 : 1,059,508.35 = 423,603.73 : x
  2. Step 2: Convert to fraction form
    767,765.02/1,059,508.35 = 423,603.73/x
  3. Step 3: Cross multiply
    767,765.02x = 1,059,508.35 × 423,603.73
  4. Step 4: Simplify right side
    767,765.02x = 448,811,689,026.15
  5. Step 5: Solve for x
    x = 448,811,689,026.15/767,765.02
  6. Step 6: Final answer
    x = 584,569.08

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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.