Home / 566,877.79-849,031.21-439,497.19

Finding the Fourth Proportional to 566,877.79, 849,031.21 and 439,497.19

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Solution

The fourth proportional to 566,877.79, 849,031.21 and 439,497.19 is: 658,249.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,877.79 : 849,031.21 = 439,497.19 : x
  2. Step 2: Convert to fraction form
    566,877.79/849,031.21 = 439,497.19/x
  3. Step 3: Cross multiply
    566,877.79x = 849,031.21 × 439,497.19
  4. Step 4: Simplify right side
    566,877.79x = 373,146,831,017.30
  5. Step 5: Solve for x
    x = 373,146,831,017.30/566,877.79
  6. Step 6: Final answer
    x = 658,249.16

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Double scale
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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.