Home / 1,235,176.40-1,852,764.60-348,712.40

Finding the Fourth Proportional to 1,235,176.40, 1,852,764.60 and 348,712.40

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Solution

The fourth proportional to 1,235,176.40, 1,852,764.60 and 348,712.40 is: 523,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,176.40 : 1,852,764.60 = 348,712.40 : x
  2. Step 2: Convert to fraction form
    1,235,176.40/1,852,764.60 = 348,712.40/x
  3. Step 3: Cross multiply
    1,235,176.40x = 1,852,764.60 × 348,712.40
  4. Step 4: Simplify right side
    1,235,176.40x = 646,081,990,301.04
  5. Step 5: Solve for x
    x = 646,081,990,301.04/1,235,176.40
  6. Step 6: Final answer
    x = 523,068.60

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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.