Home / 935,626.01-1,402,276.25-429,650.19

Finding the Fourth Proportional to 935,626.01, 1,402,276.25 and 429,650.19

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Solution

The fourth proportional to 935,626.01, 1,402,276.25 and 429,650.19 is: 643,941.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,626.01 : 1,402,276.25 = 429,650.19 : x
  2. Step 2: Convert to fraction form
    935,626.01/1,402,276.25 = 429,650.19/x
  3. Step 3: Cross multiply
    935,626.01x = 1,402,276.25 × 429,650.19
  4. Step 4: Simplify right side
    935,626.01x = 602,488,258,319.11
  5. Step 5: Solve for x
    x = 602,488,258,319.11/935,626.01
  6. Step 6: Final answer
    x = 643,941.33

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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.