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Finding the Fourth Proportional to 623,524.80, 933,904.80 and 249,355.20

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Solution

The fourth proportional to 623,524.80, 933,904.80 and 249,355.20 is: 373,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,524.80 : 933,904.80 = 249,355.20 : x
  2. Step 2: Convert to fraction form
    623,524.80/933,904.80 = 249,355.20/x
  3. Step 3: Cross multiply
    623,524.80x = 933,904.80 × 249,355.20
  4. Step 4: Simplify right side
    623,524.80x = 232,874,018,184.96
  5. Step 5: Solve for x
    x = 232,874,018,184.96/623,524.80
  6. Step 6: Final answer
    x = 373,479.96

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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.