Home / 935,385.59-1,291,038.72-608,129.06

Finding the Fourth Proportional to 935,385.59, 1,291,038.72 and 608,129.06

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Solution

The fourth proportional to 935,385.59, 1,291,038.72 and 608,129.06 is: 839,352.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,385.59 : 1,291,038.72 = 608,129.06 : x
  2. Step 2: Convert to fraction form
    935,385.59/1,291,038.72 = 608,129.06/x
  3. Step 3: Cross multiply
    935,385.59x = 1,291,038.72 × 608,129.06
  4. Step 4: Simplify right side
    935,385.59x = 785,118,156,762.01
  5. Step 5: Solve for x
    x = 785,118,156,762.01/935,385.59
  6. Step 6: Final answer
    x = 839,352.42

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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.