Home / 579,269.60-868,904.40-569,938.40

Finding the Fourth Proportional to 579,269.60, 868,904.40 and 569,938.40

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Solution

The fourth proportional to 579,269.60, 868,904.40 and 569,938.40 is: 854,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,269.60 : 868,904.40 = 569,938.40 : x
  2. Step 2: Convert to fraction form
    579,269.60/868,904.40 = 569,938.40/x
  3. Step 3: Cross multiply
    579,269.60x = 868,904.40 × 569,938.40
  4. Step 4: Simplify right side
    579,269.60x = 495,221,983,488.96
  5. Step 5: Solve for x
    x = 495,221,983,488.96/579,269.60
  6. Step 6: Final answer
    x = 854,907.60

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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.