Home / 615,928.88-849,513.49-530,032.64

Finding the Fourth Proportional to 615,928.88, 849,513.49 and 530,032.64

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Solution

The fourth proportional to 615,928.88, 849,513.49 and 530,032.64 is: 731,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,928.88 : 849,513.49 = 530,032.64 : x
  2. Step 2: Convert to fraction form
    615,928.88/849,513.49 = 530,032.64/x
  3. Step 3: Cross multiply
    615,928.88x = 849,513.49 × 530,032.64
  4. Step 4: Simplify right side
    615,928.88x = 450,269,872,247.67
  5. Step 5: Solve for x
    x = 450,269,872,247.67/615,928.88
  6. Step 6: Final answer
    x = 731,041.98

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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.