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Finding the Fourth Proportional to 437,547.80, 656,273.10 and 358,524.20

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Solution

The fourth proportional to 437,547.80, 656,273.10 and 358,524.20 is: 537,746.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,547.80 : 656,273.10 = 358,524.20 : x
  2. Step 2: Convert to fraction form
    437,547.80/656,273.10 = 358,524.20/x
  3. Step 3: Cross multiply
    437,547.80x = 656,273.10 × 358,524.20
  4. Step 4: Simplify right side
    437,547.80x = 235,289,788,159.02
  5. Step 5: Solve for x
    x = 235,289,788,159.02/437,547.80
  6. Step 6: Final answer
    x = 537,746.48

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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.