Home / 1,296,090.90-1,943,553.15-497,106.90

Finding the Fourth Proportional to 1,296,090.90, 1,943,553.15 and 497,106.90

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Solution

The fourth proportional to 1,296,090.90, 1,943,553.15 and 497,106.90 is: 745,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,090.90 : 1,943,553.15 = 497,106.90 : x
  2. Step 2: Convert to fraction form
    1,296,090.90/1,943,553.15 = 497,106.90/x
  3. Step 3: Cross multiply
    1,296,090.90x = 1,943,553.15 × 497,106.90
  4. Step 4: Simplify right side
    1,296,090.90x = 966,153,681,381.74
  5. Step 5: Solve for x
    x = 966,153,681,381.74/1,296,090.90
  6. Step 6: Final answer
    x = 745,436.67

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Double scale
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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.