Home / 936,000.40-1,404,000.60-537,869.20

Finding the Fourth Proportional to 936,000.40, 1,404,000.60 and 537,869.20

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Solution

The fourth proportional to 936,000.40, 1,404,000.60 and 537,869.20 is: 806,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,000.40 : 1,404,000.60 = 537,869.20 : x
  2. Step 2: Convert to fraction form
    936,000.40/1,404,000.60 = 537,869.20/x
  3. Step 3: Cross multiply
    936,000.40x = 1,404,000.60 × 537,869.20
  4. Step 4: Simplify right side
    936,000.40x = 755,168,679,521.52
  5. Step 5: Solve for x
    x = 755,168,679,521.52/936,000.40
  6. Step 6: Final answer
    x = 806,803.80

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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.