Home / 858,256.13-1,184,272.57-514,011.40

Finding the Fourth Proportional to 858,256.13, 1,184,272.57 and 514,011.40

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Solution

The fourth proportional to 858,256.13, 1,184,272.57 and 514,011.40 is: 709,263.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,256.13 : 1,184,272.57 = 514,011.40 : x
  2. Step 2: Convert to fraction form
    858,256.13/1,184,272.57 = 514,011.40/x
  3. Step 3: Cross multiply
    858,256.13x = 1,184,272.57 × 514,011.40
  4. Step 4: Simplify right side
    858,256.13x = 608,729,597,441.59
  5. Step 5: Solve for x
    x = 608,729,597,441.59/858,256.13
  6. Step 6: Final answer
    x = 709,263.32

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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.