Home / 935,792.38-1,291,396.44-506,075.50

Finding the Fourth Proportional to 935,792.38, 1,291,396.44 and 506,075.50

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Solution

The fourth proportional to 935,792.38, 1,291,396.44 and 506,075.50 is: 698,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,792.38 : 1,291,396.44 = 506,075.50 : x
  2. Step 2: Convert to fraction form
    935,792.38/1,291,396.44 = 506,075.50/x
  3. Step 3: Cross multiply
    935,792.38x = 1,291,396.44 × 506,075.50
  4. Step 4: Simplify right side
    935,792.38x = 653,544,099,071.22
  5. Step 5: Solve for x
    x = 653,544,099,071.22/935,792.38
  6. Step 6: Final answer
    x = 698,385.79

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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.