Home / 779,416.17-1,075,198.05-473,411.13

Finding the Fourth Proportional to 779,416.17, 1,075,198.05 and 473,411.13

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Solution

The fourth proportional to 779,416.17, 1,075,198.05 and 473,411.13 is: 653,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,416.17 : 1,075,198.05 = 473,411.13 : x
  2. Step 2: Convert to fraction form
    779,416.17/1,075,198.05 = 473,411.13/x
  3. Step 3: Cross multiply
    779,416.17x = 1,075,198.05 × 473,411.13
  4. Step 4: Simplify right side
    779,416.17x = 509,010,723,824.30
  5. Step 5: Solve for x
    x = 509,010,723,824.30/779,416.17
  6. Step 6: Final answer
    x = 653,066.67

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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.