Home / 615,938.72-849,986.26-344,011.19

Finding the Fourth Proportional to 615,938.72, 849,986.26 and 344,011.19

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Solution

The fourth proportional to 615,938.72, 849,986.26 and 344,011.19 is: 474,730.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,938.72 : 849,986.26 = 344,011.19 : x
  2. Step 2: Convert to fraction form
    615,938.72/849,986.26 = 344,011.19/x
  3. Step 3: Cross multiply
    615,938.72x = 849,986.26 × 344,011.19
  4. Step 4: Simplify right side
    615,938.72x = 292,404,779,676.29
  5. Step 5: Solve for x
    x = 292,404,779,676.29/615,938.72
  6. Step 6: Final answer
    x = 474,730.31

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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.