Home / 858,039.52-1,184,094.72-476,065.40

Finding the Fourth Proportional to 858,039.52, 1,184,094.72 and 476,065.40

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Solution

The fourth proportional to 858,039.52, 1,184,094.72 and 476,065.40 is: 656,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,039.52 : 1,184,094.72 = 476,065.40 : x
  2. Step 2: Convert to fraction form
    858,039.52/1,184,094.72 = 476,065.40/x
  3. Step 3: Cross multiply
    858,039.52x = 1,184,094.72 × 476,065.40
  4. Step 4: Simplify right side
    858,039.52x = 563,706,526,514.69
  5. Step 5: Solve for x
    x = 563,706,526,514.69/858,039.52
  6. Step 6: Final answer
    x = 656,970.35

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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.