Home / 982,356.22-1,355,155.35-574,191.40

Finding the Fourth Proportional to 982,356.22, 1,355,155.35 and 574,191.40

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Solution

The fourth proportional to 982,356.22, 1,355,155.35 and 574,191.40 is: 792,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,356.22 : 1,355,155.35 = 574,191.40 : x
  2. Step 2: Convert to fraction form
    982,356.22/1,355,155.35 = 574,191.40/x
  3. Step 3: Cross multiply
    982,356.22x = 1,355,155.35 × 574,191.40
  4. Step 4: Simplify right side
    982,356.22x = 778,118,547,633.99
  5. Step 5: Solve for x
    x = 778,118,547,633.99/982,356.22
  6. Step 6: Final answer
    x = 792,094.08

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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.