Home / 423,779.31-584,812.76-230,185.04

Finding the Fourth Proportional to 423,779.31, 584,812.76 and 230,185.04

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Solution

The fourth proportional to 423,779.31, 584,812.76 and 230,185.04 is: 317,653.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,779.31 : 584,812.76 = 230,185.04 : x
  2. Step 2: Convert to fraction form
    423,779.31/584,812.76 = 230,185.04/x
  3. Step 3: Cross multiply
    423,779.31x = 584,812.76 × 230,185.04
  4. Step 4: Simplify right side
    423,779.31x = 134,615,144,478.12
  5. Step 5: Solve for x
    x = 134,615,144,478.12/423,779.31
  6. Step 6: Final answer
    x = 317,653.89

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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.