Home / 759,314.34-1,047,820.59-437,034.78

Finding the Fourth Proportional to 759,314.34, 1,047,820.59 and 437,034.78

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Solution

The fourth proportional to 759,314.34, 1,047,820.59 and 437,034.78 is: 603,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,314.34 : 1,047,820.59 = 437,034.78 : x
  2. Step 2: Convert to fraction form
    759,314.34/1,047,820.59 = 437,034.78/x
  3. Step 3: Cross multiply
    759,314.34x = 1,047,820.59 × 437,034.78
  4. Step 4: Simplify right side
    759,314.34x = 457,934,041,030.12
  5. Step 5: Solve for x
    x = 457,934,041,030.12/759,314.34
  6. Step 6: Final answer
    x = 603,088.89

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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.