Home / 858,020.87-1,184,068.95-476,046.74

Finding the Fourth Proportional to 858,020.87, 1,184,068.95 and 476,046.74

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Solution

The fourth proportional to 858,020.87, 1,184,068.95 and 476,046.74 is: 656,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,020.87 : 1,184,068.95 = 476,046.74 : x
  2. Step 2: Convert to fraction form
    858,020.87/1,184,068.95 = 476,046.74/x
  3. Step 3: Cross multiply
    858,020.87x = 1,184,068.95 × 476,046.74
  4. Step 4: Simplify right side
    858,020.87x = 563,672,163,582.72
  5. Step 5: Solve for x
    x = 563,672,163,582.72/858,020.87
  6. Step 6: Final answer
    x = 656,944.58

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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.