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Finding the Fourth Proportional to 540,066.40, 808,544.40 and 524,514.40

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Solution

The fourth proportional to 540,066.40, 808,544.40 and 524,514.40 is: 785,261.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,066.40 : 808,544.40 = 524,514.40 : x
  2. Step 2: Convert to fraction form
    540,066.40/808,544.40 = 524,514.40/x
  3. Step 3: Cross multiply
    540,066.40x = 808,544.40 × 524,514.40
  4. Step 4: Simplify right side
    540,066.40x = 424,093,180,839.36
  5. Step 5: Solve for x
    x = 424,093,180,839.36/540,066.40
  6. Step 6: Final answer
    x = 785,261.18

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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.