Home / 584,836.76-807,077.28-316,564.76

Finding the Fourth Proportional to 584,836.76, 807,077.28 and 316,564.76

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Solution

The fourth proportional to 584,836.76, 807,077.28 and 316,564.76 is: 436,860.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,836.76 : 807,077.28 = 316,564.76 : x
  2. Step 2: Convert to fraction form
    584,836.76/807,077.28 = 316,564.76/x
  3. Step 3: Cross multiply
    584,836.76x = 807,077.28 × 316,564.76
  4. Step 4: Simplify right side
    584,836.76x = 255,492,225,444.65
  5. Step 5: Solve for x
    x = 255,492,225,444.65/584,836.76
  6. Step 6: Final answer
    x = 436,860.75

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.