Home / 968,603.60-1,452,214.20-435,688.40

Finding the Fourth Proportional to 968,603.60, 1,452,214.20 and 435,688.40

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Solution

The fourth proportional to 968,603.60, 1,452,214.20 and 435,688.40 is: 653,221.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,603.60 : 1,452,214.20 = 435,688.40 : x
  2. Step 2: Convert to fraction form
    968,603.60/1,452,214.20 = 435,688.40/x
  3. Step 3: Cross multiply
    968,603.60x = 1,452,214.20 × 435,688.40
  4. Step 4: Simplify right side
    968,603.60x = 632,712,881,255.28
  5. Step 5: Solve for x
    x = 632,712,881,255.28/968,603.60
  6. Step 6: Final answer
    x = 653,221.69

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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.