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Finding the Fourth Proportional to 410,044.40, 615,066.60 and 373,302.80

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Solution

The fourth proportional to 410,044.40, 615,066.60 and 373,302.80 is: 559,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,044.40 : 615,066.60 = 373,302.80 : x
  2. Step 2: Convert to fraction form
    410,044.40/615,066.60 = 373,302.80/x
  3. Step 3: Cross multiply
    410,044.40x = 615,066.60 × 373,302.80
  4. Step 4: Simplify right side
    410,044.40x = 229,606,083,966.48
  5. Step 5: Solve for x
    x = 229,606,083,966.48/410,044.40
  6. Step 6: Final answer
    x = 559,954.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.