Home / 358,768.32-537,323.04-346,326.72

Finding the Fourth Proportional to 358,768.32, 537,323.04 and 346,326.72

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Solution

The fourth proportional to 358,768.32, 537,323.04 and 346,326.72 is: 518,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,768.32 : 537,323.04 = 346,326.72 : x
  2. Step 2: Convert to fraction form
    358,768.32/537,323.04 = 346,326.72/x
  3. Step 3: Cross multiply
    358,768.32x = 537,323.04 × 346,326.72
  4. Step 4: Simplify right side
    358,768.32x = 186,089,326,023.63
  5. Step 5: Solve for x
    x = 186,089,326,023.63/358,768.32
  6. Step 6: Final answer
    x = 518,689.40

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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.