Home / 935,698.20-1,402,856.10-374,443.80

Finding the Fourth Proportional to 935,698.20, 1,402,856.10 and 374,443.80

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Solution

The fourth proportional to 935,698.20, 1,402,856.10 and 374,443.80 is: 561,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,698.20 : 1,402,856.10 = 374,443.80 : x
  2. Step 2: Convert to fraction form
    935,698.20/1,402,856.10 = 374,443.80/x
  3. Step 3: Cross multiply
    935,698.20x = 1,402,856.10 × 374,443.80
  4. Step 4: Simplify right side
    935,698.20x = 525,290,768,937.18
  5. Step 5: Solve for x
    x = 525,290,768,937.18/935,698.20
  6. Step 6: Final answer
    x = 561,389.10

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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.