Home / 446,354.28-615,966.93-242,403.60

Finding the Fourth Proportional to 446,354.28, 615,966.93 and 242,403.60

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Solution

The fourth proportional to 446,354.28, 615,966.93 and 242,403.60 is: 334,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,354.28 : 615,966.93 = 242,403.60 : x
  2. Step 2: Convert to fraction form
    446,354.28/615,966.93 = 242,403.60/x
  3. Step 3: Cross multiply
    446,354.28x = 615,966.93 × 242,403.60
  4. Step 4: Simplify right side
    446,354.28x = 149,312,601,312.95
  5. Step 5: Solve for x
    x = 149,312,601,312.95/446,354.28
  6. Step 6: Final answer
    x = 334,515.89

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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.