Home / 520,801.23-781,264.27-183,772.23

Finding the Fourth Proportional to 520,801.23, 781,264.27 and 183,772.23

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Solution

The fourth proportional to 520,801.23, 781,264.27 and 183,772.23 is: 275,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,801.23 : 781,264.27 = 183,772.23 : x
  2. Step 2: Convert to fraction form
    520,801.23/781,264.27 = 183,772.23/x
  3. Step 3: Cross multiply
    520,801.23x = 781,264.27 × 183,772.23
  4. Step 4: Simplify right side
    520,801.23x = 143,574,677,117.22
  5. Step 5: Solve for x
    x = 143,574,677,117.22/520,801.23
  6. Step 6: Final answer
    x = 275,680.37

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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.