Home / 283,768.04-391,570.80-162,880.40

Finding the Fourth Proportional to 283,768.04, 391,570.80 and 162,880.40

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Solution

The fourth proportional to 283,768.04, 391,570.80 and 162,880.40 is: 224,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,768.04 : 391,570.80 = 162,880.40 : x
  2. Step 2: Convert to fraction form
    283,768.04/391,570.80 = 162,880.40/x
  3. Step 3: Cross multiply
    283,768.04x = 391,570.80 × 162,880.40
  4. Step 4: Simplify right side
    283,768.04x = 63,779,208,532.32
  5. Step 5: Solve for x
    x = 63,779,208,532.32/283,768.04
  6. Step 6: Final answer
    x = 224,758.25

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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.