Home / 858,737.34-1,185,011.27-476,739.51

Finding the Fourth Proportional to 858,737.34, 1,185,011.27 and 476,739.51

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Solution

The fourth proportional to 858,737.34, 1,185,011.27 and 476,739.51 is: 657,874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,737.34 : 1,185,011.27 = 476,739.51 : x
  2. Step 2: Convert to fraction form
    858,737.34/1,185,011.27 = 476,739.51/x
  3. Step 3: Cross multiply
    858,737.34x = 1,185,011.27 × 476,739.51
  4. Step 4: Simplify right side
    858,737.34x = 564,941,689,820.58
  5. Step 5: Solve for x
    x = 564,941,689,820.58/858,737.34
  6. Step 6: Final answer
    x = 657,874.84

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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.