Home / 583,852.20-875,087.10-435,935.40

Finding the Fourth Proportional to 583,852.20, 875,087.10 and 435,935.40

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Solution

The fourth proportional to 583,852.20, 875,087.10 and 435,935.40 is: 653,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,852.20 : 875,087.10 = 435,935.40 : x
  2. Step 2: Convert to fraction form
    583,852.20/875,087.10 = 435,935.40/x
  3. Step 3: Cross multiply
    583,852.20x = 875,087.10 × 435,935.40
  4. Step 4: Simplify right side
    583,852.20x = 381,481,444,973.34
  5. Step 5: Solve for x
    x = 381,481,444,973.34/583,852.20
  6. Step 6: Final answer
    x = 653,387.01

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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.