Home / 858,116.53-1,184,200.81-476,204.77

Finding the Fourth Proportional to 858,116.53, 1,184,200.81 and 476,204.77

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Solution

The fourth proportional to 858,116.53, 1,184,200.81 and 476,204.77 is: 657,162.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,116.53 : 1,184,200.81 = 476,204.77 : x
  2. Step 2: Convert to fraction form
    858,116.53/1,184,200.81 = 476,204.77/x
  3. Step 3: Cross multiply
    858,116.53x = 1,184,200.81 × 476,204.77
  4. Step 4: Simplify right side
    858,116.53x = 563,922,077,328.26
  5. Step 5: Solve for x
    x = 563,922,077,328.26/858,116.53
  6. Step 6: Final answer
    x = 657,162.58

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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.