Home / 779,189.28-1,075,098.58-473,257.14

Finding the Fourth Proportional to 779,189.28, 1,075,098.58 and 473,257.14

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Solution

The fourth proportional to 779,189.28, 1,075,098.58 and 473,257.14 is: 652,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,189.28 : 1,075,098.58 = 473,257.14 : x
  2. Step 2: Convert to fraction form
    779,189.28/1,075,098.58 = 473,257.14/x
  3. Step 3: Cross multiply
    779,189.28x = 1,075,098.58 × 473,257.14
  4. Step 4: Simplify right side
    779,189.28x = 508,798,079,188.86
  5. Step 5: Solve for x
    x = 508,798,079,188.86/779,189.28
  6. Step 6: Final answer
    x = 652,983.93

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Double scale
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Similar ratio
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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.