Home / 934,346.60-1,403,075.10-513,924.20

Finding the Fourth Proportional to 934,346.60, 1,403,075.10 and 513,924.20

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Solution

The fourth proportional to 934,346.60, 1,403,075.10 and 513,924.20 is: 771,741.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,346.60 : 1,403,075.10 = 513,924.20 : x
  2. Step 2: Convert to fraction form
    934,346.60/1,403,075.10 = 513,924.20/x
  3. Step 3: Cross multiply
    934,346.60x = 1,403,075.10 × 513,924.20
  4. Step 4: Simplify right side
    934,346.60x = 721,074,248,307.42
  5. Step 5: Solve for x
    x = 721,074,248,307.42/934,346.60
  6. Step 6: Final answer
    x = 771,741.72

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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.