Home / 693,575.40-1,038,807.90-569,159.40

Finding the Fourth Proportional to 693,575.40, 1,038,807.90 and 569,159.40

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Solution

The fourth proportional to 693,575.40, 1,038,807.90 and 569,159.40 is: 852,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,575.40 : 1,038,807.90 = 569,159.40 : x
  2. Step 2: Convert to fraction form
    693,575.40/1,038,807.90 = 569,159.40/x
  3. Step 3: Cross multiply
    693,575.40x = 1,038,807.90 × 569,159.40
  4. Step 4: Simplify right side
    693,575.40x = 591,247,281,079.26
  5. Step 5: Solve for x
    x = 591,247,281,079.26/693,575.40
  6. Step 6: Final answer
    x = 852,462.88

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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.