Home / 584,901.20-876,587.40-423,339.25

Finding the Fourth Proportional to 584,901.20, 876,587.40 and 423,339.25

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Solution

The fourth proportional to 584,901.20, 876,587.40 and 423,339.25 is: 634,455.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,901.20 : 876,587.40 = 423,339.25 : x
  2. Step 2: Convert to fraction form
    584,901.20/876,587.40 = 423,339.25/x
  3. Step 3: Cross multiply
    584,901.20x = 876,587.40 × 423,339.25
  4. Step 4: Simplify right side
    584,901.20x = 371,093,852,475.45
  5. Step 5: Solve for x
    x = 371,093,852,475.45/584,901.20
  6. Step 6: Final answer
    x = 634,455.62

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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.