Home / 440,417.36-607,783.96-249,470.40

Finding the Fourth Proportional to 440,417.36, 607,783.96 and 249,470.40

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Solution

The fourth proportional to 440,417.36, 607,783.96 and 249,470.40 is: 344,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,417.36 : 607,783.96 = 249,470.40 : x
  2. Step 2: Convert to fraction form
    440,417.36/607,783.96 = 249,470.40/x
  3. Step 3: Cross multiply
    440,417.36x = 607,783.96 × 249,470.40
  4. Step 4: Simplify right side
    440,417.36x = 151,624,107,614.78
  5. Step 5: Solve for x
    x = 151,624,107,614.78/440,417.36
  6. Step 6: Final answer
    x = 344,273.69

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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.