Home / 858,520.83-1,184,763.32-536,417.71

Finding the Fourth Proportional to 858,520.83, 1,184,763.32 and 536,417.71

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Solution

The fourth proportional to 858,520.83, 1,184,763.32 and 536,417.71 is: 740,259.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,520.83 : 1,184,763.32 = 536,417.71 : x
  2. Step 2: Convert to fraction form
    858,520.83/1,184,763.32 = 536,417.71/x
  3. Step 3: Cross multiply
    858,520.83x = 1,184,763.32 × 536,417.71
  4. Step 4: Simplify right side
    858,520.83x = 635,528,027,006.40
  5. Step 5: Solve for x
    x = 635,528,027,006.40/858,520.83
  6. Step 6: Final answer
    x = 740,259.30

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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.